Sufficient
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B1 adjective /səˈfɪʃənt/

Sufficient

Meaning
enough; adequate for the purpose; satisfactory
Example
We have sufficient time to complete the project.
B1 noun /sʌm/

sum

Meaning
the total amount resulting from the addition of two or more numbers or items
Example
The sum of 8 and 12 is 20.
B1 verb /spɔɪl/

spoil

Meaning
to damage or ruin something
Example
The rain spoiled the outdoor event.
B1 verb /ˈsɪzər/

scissor

Meaning
to cut with or as if with scissors
Example
The tailor scissored the fabric neatly.
B1 verb /ʃɪft/

shift

Meaning
To move or change from one place, position, or situation to another.
Example
She had to shift her focus to the new project.
B1 adjective /slaɪt/

Slight

Meaning
small in degree; not severe or intense; slim; thin
Example
There was a slight delay in the train schedule.
B1 adjective /ˈsuːtəbl/

suitable

Meaning
appropriate or right for a particular person, purpose, or situation
Example
This dress is suitable for the wedding.
B1 noun /ˈʃoʊldər/

Shoulder

Meaning
the part of the body between the neck and the arm
Example
He carried the bag over his shoulder.
B1 adverb /səkˈsɛsfəli/

successfully

Meaning
in a way that achieves a desired result
Example
She passed the exam successfully after weeks of studying.
B1 adjective /ˌstreɪt ˈfɔːr.wərd/

Straight forward

Meaning
honest and open; not complicated; easy to understand
Example
His explanation was very straightforward and easy to follow.
B1 noun ˈstrʌk.tʃər

structure

Meaning
The arrangement of and relations between the parts or elements of something complex.
Example
The structure is designed for safety and functionality.
B1 adjective /ˌstreɪtˈfɔːwəd/

straightforward

Meaning
easy to understand or do; simple
Example
Her explanation was straightforward and clear.
B1 verb /ʃaʊt/

shout

Meaning
to say something very loudly
Example
He shouted at the top of his lungs to get their attention.
B1 noun /ˈsoʊ.lər ˌsɪs.təm/

Solar system

Meaning
the sun and all the planets, moons, asteroids and other objects that orbit around it
Example
Our solar system has eight planets orbiting the sun.
B1 noun /sɛks/

sex

Meaning
the biological distinction between male and female; sexual activity
Example
He was asked about his sex at the doctor's office.
B1 noun /skriːn/

Screen

Meaning
a flat surface on which pictures or words are shown; a movable partition used to divide a room
Example
The movie was displayed on a large screen in the theater.
B1 noun ˈsaɪləns

silence

Meaning
Complete absence of sound; quietness.
Example
Silence filled the air near the graves.
B1 verb /siːl/

seal

Meaning
to close or secure something tightly or officially confirm something
Example
He sealed the envelope before sending the letter.
B1 noun /ˈsæl.ər.i/

Salary

Meaning
a fixed regular payment, typically paid on a monthly basis
Example
She receives a good salary for her work as a teacher.
B1 noun /sleɪv/

slave

Meaning
a person who is the legal property of another and is forced to work for them
Example
The abolitionist movement fought for the rights of slaves.
B1 noun /ˌsaʊθˈiːst/

southeast

Meaning
the direction that is between south and east; a region in that direction
Example
The city is located in the southeast of the country.
B1 verb /swɪtʃ/

switch

Meaning
to change from one thing to another; to exchange or replace
Example
I switched from coffee to tea.
B1 verb /ʃuːt/

shoot

Meaning
to fire a bullet or arrow from a weapon; to take a photograph or film
Example
He learned how to shoot a bow and arrow.
B1 noun, verb /ˈseɪ.lɪŋ/

sailing

Meaning
The act of traveling in a boat or ship using sails; the sport or activity of navigating a boat with sails.
Example
We went sailing on the lake during the summer.
B1 noun /ˈsʌn.raɪz/

Sunrise

Meaning
the time in the morning when the sun appears above the horizon
Example
We watched the beautiful sunrise from the mountain top.
B1 noun /ˈskwɪr.əl/

Squirrel

Meaning
a small agile tree-dwelling rodent with a long bushy tail
Example
The squirrel gathered nuts for winter.
B1 verb /straɪk/

Strike

Meaning
to hit forcefully; to stop work as a form of protest
Example
Lightning strikes the tall building during the storm.
B1 adjective ˌsaɪənˈtɪfɪk

scientific

Meaning
Based on or characterized by the methods and principles of science.
Example
Scientific discoveries continue to shape our understanding of the world.
B1 noun /ˈspæroʊ/

Sparrow

Meaning
small brown and grey bird commonly found in cities and towns
Example
The sparrow chirped cheerfully from the tree branch.
B1 adjective ˈsteɪbl

stable

Meaning
Not likely to change or fail; firmly established.
Example
Strong nuclear force keeps the nucleus stable.
B1 adjective /səˈpəʊzd/

supposed

Meaning
generally believed or assumed, but not necessarily true
Example
This is the supposed solution to the problem.
B1 adjective /ʃɛrd/

shared

Meaning
used, done, or experienced by two or more people together
Example
They live in a shared apartment near the university.
B1 noun ˈstrætədʒi

strategy

Meaning
A plan of action designed to achieve a long-term or overall aim.
Example
The strategy ensured success.
B1 adverb /sɪnˈsɪrli/

sincerely

Meaning
with genuine feelings; honestly and truly
Example
I sincerely hope you recover soon.
B1 verb /spaɪ/

spy

Meaning
to secretly collect information about a person, group, or country
Example
He was caught spying on his neighbor through the window.
B1 noun /swɒn/

Swan

Meaning
a large waterbird with a long curved neck and usually white plumage
Example
The elegant swan glided silently across the water.
B1 noun /ˈsɛkʃən/

section

Meaning
a distinct part or subdivision of something larger
Example
This section of the report needs further review.
B1 verb /slɪp/

slip

Meaning
to lose balance or fall while moving, or to accidentally slide from a position
Example
She slipped on the wet floor and fell.
B1 verb /stæmp/

stamp

Meaning
To bring down (one's foot) heavily on the ground; to imprint a mark or seal.
Example
She stamped her foot in frustration.
B1 verb /ˈsætɪsfaɪ/

satisfy

Meaning
to fulfill the desires, expectations, or needs of someone; to make content
Example
The delicious meal satisfied our hunger completely.
B1 noun /ʃrɪmp/

Shrimp

Meaning
a small marine crustacean with a slender body and long legs
Example
We ordered grilled shrimp with garlic butter for dinner.
B1 noun ˈstrʌɡ.əl

struggle

Meaning
A forceful or violent effort to get free of restraint or resist attack; a determined effort under difficult circumstances.
Example
The struggle for independence united the nation.
B1 adjective /ˈsætɪsfaɪd/

satisfied

Meaning
Pleased or content with what has been achieved or received.
Example
He felt satisfied after finishing his project.
B1 noun ˈseʃən

session

Meaning
A meeting of an official body, especially a legislature, council, or court of law, to conduct its business.
Example
The session was held on February 25.
B1 noun sɪˈlek.ʃən

selection

Meaning
The action or fact of carefully choosing someone or something as being the best or most suitable.
Example
The selection process is based on merit.
B1 noun/verb /skeɪl/

scale

Meaning
A system of ordered marks used for measurement; also means to climb or to adjust in size.
Example
The company plans to scale its operations globally.
B1 verb, adjective /spɛnt/

spent

Meaning
Past tense and past participle of 'spend'; also used as an adjective meaning exhausted or used up.
Example
She spent all her energy preparing for the exam.
B1 noun səˈplaɪ

supply

Meaning
A stock or amount of something supplied or available for use.
Example
Supply chains ensure resource availability.
B1 noun /ˈsiː.hɔːrs/

Sea-horse

Meaning
a small marine fish with segmented bony armor, an upright posture, and a curled prehensile tail
Example
The seahorse gracefully floated among the coral reefs.
B1 adjective /sɪɡˈnɪfɪkənt/

significant

Meaning
Sufficiently great or important to be worthy of attention; noteworthy.
Example
Social media has a significant impact on relationships.
B1 verb /skrætʃ/

scratch

Meaning
to rub a surface or skin with something sharp or rough, often to relieve itching
Example
The cat scratched the door to be let in.
B1 adverb /səˈpraɪzɪŋli/

surprisingly

Meaning
in a way that causes surprise or amazement
Example
Surprisingly, she finished the entire project in just one day.
B1 adjective /ˈsɔːlti/

Salty

Meaning
having the taste of salt; containing salt; tasting of seawater
Example
The salty ocean water made her thirsty.
B1 noun /ˌsaʊθˈwɛst/

southwest

Meaning
the direction that is between south and west; a region in that direction
Example
They traveled to the southwest of the country for their vacation.
B1 adjective /sɪnˈsɪər/

Sincere

Meaning
honest and genuine in expressing feelings; free from pretense or deceit
Example
She gave me a sincere apology for her mistake.
B1 noun /steɪk/

steak

Meaning
a thick slice of meat, typically beef, cooked by grilling or frying
Example
He ordered a grilled steak with vegetables.
B1 noun ˈseɪ.vɪŋ

saving

Meaning
The practice of keeping and accumulating money for future use rather than spending it immediately.
Example
Regular saving habits ensure financial security.
B1 adverb /ˈsel.dəm/

Seldom

Meaning
not often; rarely; infrequently
Example
She seldom goes to the cinema.
B1 verb /ˈsʌfər/

suffer

Meaning
to experience pain, distress, or hardship
Example
She suffered from a severe headache all day.
B1 adjective /ˈsæt.ɪs.fæk.tər.i/

Satisfactory

Meaning
acceptable; meeting requirements; adequate
Example
The test results were satisfactory.
B1 adjective /ˈsɒlɪd/

solid

Meaning
firm and stable in shape; not liquid or fluid
Example
The ground was solid underfoot.
B1 verb /skɪp/

skip

Meaning
to omit or pass over something; to move lightly or quickly
Example
He decided to skip breakfast and go straight to work.
B1 noun /slaɪd/

Slide

Meaning
a smooth surface for sliding down; a piece of playground equipment
Example
The children enjoyed playing on the slide at the park.
B1 noun /ˈsɪɡ.nəl/

Signal

Meaning
a gesture, action, or sound that conveys information or instruction
Example
The traffic signal turned red, so we stopped.
B1 noun /stæf/

staff

Meaning
a group of employees working together in an organization
Example
The staff at the hospital are very helpful.
B1 verb /səˈspɛkt/

suspect

Meaning
to believe that someone has done something wrong; to doubt or mistrust
Example
I suspect he is lying about his whereabouts.
B1 noun/adjective /ˈstændɪŋ/

standing

Meaning
status, reputation, or position; also the act of being upright on the feet
Example
He has high standing in the community for his charity work.
B1 verb /spɛl/

spell

Meaning
to write or name the letters of a word in order; to mean or result in something
Example
Can you spell your name for me?
B1 adjective ˈsen.sɪ.tɪv

sensitive

Meaning
Quick to detect or respond to slight changes, signals, or influences.
Example
Sensitive systems require precise handling.
B1 noun səˈluː.ʃənz

solutions

Meaning
A means of solving a problem or dealing with a difficult situation.
Example
Biotechnology provides solutions to environmental challenges.
B1 noun /ˈsteɪtəs/

status

Meaning
the social or professional position or condition of someone or something
Example
His social status improved after the promotion.
B1 noun /ˈsʌn.set/

Sunset

Meaning
the time in the evening when the sun disappears below the horizon
Example
The romantic sunset painted the sky in golden colors.
B1 noun /ˈseɪ.lər/

Sailor

Meaning
a person who works on a ship or boat; a member of a navy
Example
The experienced sailor navigated the ship through the storm.
B1 verb /stiːl/

steal

Meaning
to take something without permission; to rob
Example
It's wrong to steal from others.
B1 adjective /ˈsplendɪd/

Splendid

Meaning
magnificent; excellent; very impressive
Example
The castle looked splendid in the sunset.
B1 adverb /sɪɡˈnɪfɪkəntli/

significantly

Meaning
in a way that is large or important enough to have an effect
Example
The economy has significantly improved over the last decade.
B1 verb /skriːm/

scream

Meaning
to make a loud, high-pitched sound, usually because of fear, pain, or excitement
Example
She screamed when she saw the spider.
B1 verb /seɪl/

sail

Meaning
to travel on water in a boat or ship using sails or by wind power
Example
They sailed across the Atlantic Ocean last summer.
B1 noun /ˈsɜr.fɪs/

Surface

Meaning
the outside part or uppermost layer of something
Example
The submarine emerged to the surface of the ocean.
B1 adjective /ˈskɪlfʊl/

Skilful

Meaning
having or showing skill; expert and accomplished
Example
The skilful surgeon performed the operation with great precision.
B1 adverb /ˈʃɔːt.li/

Shortly

Meaning
soon; in a short time; briefly
Example
The meeting will begin shortly.
B1 noun /ˈsʌb.ɜːb/

Suburb

Meaning
a residential area outside the central part of a city; an outlying district of a city
Example
They moved to a quiet suburb to raise their children away from city noise.
B1 noun /səˈdʒes.tʃən/

Suggestion

Meaning
an idea or plan put forward for consideration; advice or recommendation
Example
Do you have any suggestions for improving our team's productivity?
B1 noun /sɔːrs/

Source

Meaning
a place, person, or thing from which something originates; the origin of information
Example
The river's source is high in the mountains.
B1 noun /ˈsʌn.laɪt/

sunlight

Meaning
Direct light from the sun.
Example
Sunlight does not reach the abyssal depths of the ocean.
B1 verb /splɪt/

split

Meaning
to divide or separate into parts or groups
Example
He split the log in two with an axe.
B1 noun /skɑːrf/

Scarf

Meaning
a length of fabric worn around the neck or head for warmth, protection, or fashion
Example
She wrapped a warm scarf around her neck in the cold weather.
B1 noun /ˈsʌb.stəns/

Substance

Meaning
a particular kind of matter with uniform properties; the essential nature of something; material or content
Example
The scientist analyzed the unknown substance in the laboratory.
B1 noun /ˈʃed.juːl/

Schedule

Meaning
a plan that lists things or events and the times when they will happen; timetable
Example
Please check your schedule before confirming the meeting time.
B1 noun /ˈsʌp.ər/

Supper

Meaning
an evening meal, typically a light or informal one
Example
We usually have supper around seven o'clock.
B1 noun /saɪt/

site

Meaning
a location or place, often used for a specific purpose, such as a construction site or a website
Example
The construction site is ready for the next phase of the project.
B1 noun /ˈsɜːdʒəri/

surgery

Meaning
a medical procedure involving the cutting of the body to treat a condition
Example
She underwent surgery to remove the tumor.
B1 verb/adjective /sɪˈkjʊər/

secure

Meaning
to make safe or protect; to fix something firmly in place
Example
Please secure the door before you leave.
B1 adjective /skɪld/

Skilled

Meaning
having or showing the knowledge, ability, or training to perform certain activities or work well
Example
He is a skilled carpenter who can build beautiful furniture.
B1 noun /ˈʃel.tər/

Shelter

Meaning
a place giving temporary protection from bad weather or danger
Example
The hikers found shelter in a cave during the heavy rain.
B1 noun /swiːt pəˈteɪtoʊ/

Sweet potato

Meaning
A root vegetable with sweet flesh, typically orange or purple in color
Example
Roasted sweet potato makes a healthy and delicious side dish.
B1 noun /ˈsɛtʌp/

setup

Meaning
an arrangement of things or the way in which something is organized or prepared
Example
The setup of the event took hours to complete.
B1 noun /slaɪs/

Slice

Meaning
a thin, flat piece cut from something larger
Example
Would you like a slice of pizza?
B1 noun /ˈsæm.pəl/

Sample

Meaning
a small part taken as an example of the whole; a specimen
Example
The doctor took a blood sample for testing.
B1 noun /seɪnt/

Saint

Meaning
person recognized as holy or virtuous; very kind or patient person
Example
Mother Teresa was declared a saint by the Catholic Church.
B1 verb /ˈstɒpɪŋ/

stopping

Meaning
Coming to a halt or pause.
Example
The ship is stopping at the Falkland Islands.
B1 noun /seɪk/

Sake

Meaning
purpose or reason for doing something; benefit or interest
Example
She worked overtime for the sake of her family's future.
B1 verb /sɪˈlekt/

select

Meaning
to choose from a number of alternatives; to pick out
Example
Please select your favorite color.
B1 noun /ˈspɪn.ɪtʃ/

Spinach

Meaning
a vegetable with large dark green leaves that are eaten cooked or uncooked
Example
Fresh spinach is very nutritious.
B1 noun /ˈsɛt ʌp/

set-up

Meaning
The arrangement or organization of something; a planned structure or scheme
Example
The company presented a new set-up for the office layout.
B1 adjective /ˈsensəbəl/

Sensible

Meaning
having or showing good sense; practical and reasonable
Example
It would be sensible to take an umbrella because it might rain.
B1 noun /ʃɔːr/

Shore

Meaning
the land along the edge of a sea, lake, or other body of water
Example
We walked along the shore collecting seashells.
B1 noun /ˈseɪ.ɪŋ/

Saying

Meaning
a well-known phrase that expresses something true about life; a proverb
Example
There's an old saying that practice makes perfect.
B1 adjective ˈsʌb.mə.riːn

submarine

Meaning
Existing, occurring, or used underwater, especially in relation to vessels or cables.
Example
Submarine cables facilitate international communication.
B1 noun /ˈsteɪt.mənt/

Statement

Meaning
a definite or clear expression of something in speech or writing; an official account of facts
Example
The CEO issued a statement about the company's future plans.
B1 adverb /ˈsædli/

sadly

Meaning
in a sorrowful or unhappy manner
Example
She sadly waved goodbye as the train departed.
B1 adjective ˈʃɔːrt.tɜːrm

short-term

Meaning
Occurring over or involving a relatively short period of time.
Example
Investing in stocks can yield short-term profits.
B1 noun /ʃɒk/

shock

Meaning
a sudden upsetting or surprising event or experience
Example
The news of his sudden departure was a shock to everyone.
B1 noun /ˈsʌb.weɪ/

Subway

Meaning
an underground railway system; an underground passage for pedestrians
Example
I take the subway to work every morning because it's faster than driving.
B1 noun /ˈsʌn.flaʊər/

Sun flower

Meaning
a large yellow flower that turns to face the sun
Example
The sunflower field looked amazing in the bright sunlight.
B1 adjective /ˈsekənderi/

secondary

Meaning
Less important than something else; derived from or dependent on something primary.
Example
Safety is our primary concern, while speed is only secondary.
B1 noun /striːm/

stream

Meaning
A small, narrow river; a continuous flow of something.
Example
The stream of life is unstoppable.
B1 noun ˈsɛʃənz

sessions

Meaning
A meeting of an official body, especially a court of law, to conduct its business; a period devoted to a particular activity.
Example
The sessions lasted for three hours.
B1 adjective /ˈspaɪ.si/

Spicy

Meaning
having a strong, hot flavor from spices; containing spices
Example
This curry is too spicy for me to eat.
B1 adjective /strɪkt/

Strict

Meaning
demanding exact conformity to rules; severe; rigorous
Example
The teacher is very strict about homework deadlines.
B1 noun/verb /skɔːr/

score

Meaning
a number of points achieved in a game or test; to gain points or achieve a goal
Example
He scored the winning goal in the final match.