CEFR Level
A small freshwater fish with olive-colored body and barbels
"The olive barb is commonly found in South Asian rivers."
A symbol of peace or reconciliation; an offer to end conflict.
"He extended an olive-branch to his rival after years of hostility."
The quality of having unlimited power or authority.
"Many religions describe God’s omnipotence as absolute."
Having unlimited power; able to do anything.
"The CEO acted as if he were omnipotent in the company."
the state of knowing everything
"The novel's narrator has an air of omniscience, revealing every character's thoughts."
having complete or unlimited knowledge and awareness
"Some religions describe God as omniscient and all-powerful."
The formation of a word from a sound associated with what is named.
"The word 'buzz' is an example of onomatopoeia."
a milky or pearly appearance of a surface like that of an opal
"The pearl had a gentle opalescence under the light."
showing or reflecting a milky, iridescent light like an opal
"The opalescent sky glowed with shades of pink and blue."
Generous; liberal; giving freely;
"He is very open-handed with his money and always helps those in need."
Kind and generous; sincere and honest; warmly receptive;
"She welcomed the strangers with an open-hearted smile and invited them for dinner."
The practice of taking advantage of opportunities regardless of principles or ethics.
"His decision was driven by opportunism, not values."
Expressing strong criticism or scorn.
"He made opprobrious remarks about his opponent."
Harsh criticism or public disgrace.
"The scandal brought opprobrium on the politician."
a freshwater fish species native to South Asian rivers, commonly found in Bangladesh and India
"The orangefin labeo is an important food fish in Bangladesh."
The ceremony of conferring holy orders or official religious authority.
"The church held a special service for the ordination of new priests."
a scientist who studies birds
"The ornithologist spent years studying migratory birds."
the scientific study of birds
"She pursued ornithology to understand the migration patterns of birds."
at right angles; independent or unrelated
"In mathematics, two vectors are orthogonal if their dot product is zero."
The conventional spelling system of a language.
"English orthography can be confusing for learners."