C1 Advanced vocabulary
English words at CEFR level C1. Choose a word for its meaning, example sentences, synonyms and origin.
A
- abstruse adjective Difficult to understand because it's so complex or obscure.
- adamant adjective Completely unwilling to change your mind or position, even under pressure.
- affable adjective Friendly, warm, and easy to talk to.
- arbitrary adjective Decided by chance or personal preference rather than by reason, rule, or system.
- autonomy noun The freedom to govern yourself or make your own decisions without outside control.
B
C
D
E
F
H
I
- impervious adjective Not affected or influenced by something, or not allowing liquid to pass through.
- implicit adjective Suggested or understood without being stated directly.
- inherent adjective Existing as a natural and permanent part of something, not added from outside.
- innocuous adjective Not harmful or offensive, and unlikely to cause any problem.
- interject verb To say something suddenly, interrupting someone else who is speaking.
- irresolute adjective Unable to decide or commit firmly to a course of action.
L
M
N
P
- perusal noun A careful reading or examination of something.
- plausible adjective Seeming reasonable or likely to be true.
- posit verb To suggest or assume something as a fact or starting point for reasoning.
- premise noun A statement or idea that is assumed to be true and used as the starting point for an argum...
W
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