vacate

verb
  1. To move out of a dwelling, either by choice or by eviction.
    I have to vacate my house by midday,
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vaccinate

verb

Treat with a vaccine to produce immunity against a disease.

vaccine

noun

A substance given to stimulate the body's production of antibodies and provide immunity against... Lire la suite » ;

vacillate

verb
  1. To sway unsteadily from one side to the other; oscillate.
  2. To swing indecisively from one course
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vacuole

noun

A large membrane-bound vesicle in a cell's cytoplasm.