1
commencing
1
alterable
1
capricious
1
first appearance(expression, idiom)
1
first of all
1
former
1
front(adjective, lead, inferior, beginning)
1
headmost
1
inaugural
1
indefinite
1
leadoff
1
penultimate
1
premier
1
primary
1
provisionary
1
proximate
1
tentative(adjective, conditional, experimental)
1
time
1
unconfirmed
1
unsettled
10 years ago|2.1k views|share |citing 
APASmart Define. (2016). final thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/final/thesaurus/antonyms
ChicagoSmart Define. 2016. "final thesaurus" https://smartdefine.org/final/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2016, final thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/final/thesaurus/antonyms>.
MLASmart Define. "final thesaurus" 26 February 2016. Web. 22 September 2026. <https://smartdefine.org/final/thesaurus/antonyms>