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life-or-death
life-or-death
synonyms
life-and-death
remarkable
big
consequential
high on the totem pole
outstanding
extraordinary
significant
innegligible
meaningful
weighty
noticeable
unignorable
pertinent
heavy
valuable
crucial
important
epochful
noted
key
central
salient
necessary
vital
relevant
paramount
essential
critical
observable
historic
great
cardinal
measurable
momentous
pivotal
major
capital
instrumental
constitutive
core
of the essence
all-important
imperative
organic
substantial
top-priority
fundamental
good
basic
more synonyms
life-or-death
antonyms
unimportant
unremarkable
trivial
minor
negligible
ignorable
inconsequential
insignificant