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imprescindible
imprescindible
synonyms
of the essence
requisite
key
obligate
fundamental
imperative
needful
constitutive
substantial
all-important
necessitous
instrumental
basic
cardinal
pivotal
crucial
climacteric
capital
required
needed
built-in
prerequisite
elementary
important
essential
primal
great
core
indispensable
central
must-have
paramount
top-priority
compulsory
proper
necessary
substantive
weighty
pointed
automatic
obligatory
salient
big
consequential
due
binding
fine
pertinent
prima
valid
more synonyms
imprescindible
antonyms