Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun nonessential

1 sense of nonessential

Sense 1
inessential, nonessential -- (anything that is not essential; "they discarded all their inessentials")
       => thing -- (a separate and self-contained entity)

Antonyms of adj nonessential

1 sense of nonessential

Sense 1
incidental, nonessential -- (not of prime or central importance; "nonessential to the integral meanings of poetry"- Pubs.MLA)

INDIRECT (VIA inessential) -> essential -- (basic and fundamental; "the essential feature")

Similarity of adj nonessential

1 sense of nonessential

Sense 1
incidental, nonessential -- (not of prime or central importance; "nonessential to the integral meanings of poetry"- Pubs.MLA)
       => inessential (vs. essential), unessential -- (not basic or fundamental)