38 necessity synonyms include essential requirement, prerequisite, indispensable thing/item, essential, requisite, necessary, and desideratum. Necessity is a noun, and its antonyms are luxury and optional. Here are some additional synonyms for "necessity" with example sentences.
38 other ways to say necessity.
Education is a necessity for success.
Freedom of expression is an absolute necessity.
In emergencies, communication becomes a necessity.
They say great ideas are often born out of necessity, and his invention was no exception.
Water is a necessity for survival.