0
original
0
peremptory
0
pivotal
0
prerequisite
0
primal
0
primary
0
prime
0
principal
0
requisite
0
reusable
0
significant
0
substantial
0
unavoidable
0
underlying
0
urgent
0
vital
0
weighty
-1
basal
-1
basic
-1
central
11 years ago|1.4k views|share |citing 
APASmart Define. (2015). expendable thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/expendable/thesaurus/antonyms
ChicagoSmart Define. 2015. "expendable thesaurus" https://smartdefine.org/expendable/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2015, expendable thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/expendable/thesaurus/antonyms>.
MLASmart Define. "expendable thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/expendable/thesaurus/antonyms>