CEFR Level
the brother of one's father or mother
"My uncle is visiting us next week."
in or to a lower position than something
"The cat is under the table."
to grasp the meaning, significance, or nature of something
"I finally understand the problem."
an institution of higher education and research, which grants academic degrees
"She is studying law at the university."
up to the time of
"I will wait until you come back."
having already been used
"This is a used car."
having a practical or beneficial use
"This tool is very useful."
Under normal conditions; most of the time.
"She usually walks to school."