RichThesaurus
insignficant
insignficant
synonyms
inessential
unimportant
trivial
insignficant
antonyms
significant
name-of-the-game
necessary
nitty-gritty
prerequisite
requisite
name
underlined
needed
urgent
key
meaningful
vital
meat-and-potatoes
required
lifeor-death
integral
heavy
crucial
decisive
cardinal
fundamental
important
imperative
basic
indispensable
coal-and-ice
bottom-line
constitutive
critical