80 entries under possibly topic. ×

6
likely(adjective, adverb, reasonable, unmistakably)
3
presumably(adverb, likely, unmistakably, reasonably)
2
most likely(expression, adverb, unmistakably, perceptibly)
2
probably(adjective, adverb, reasonable, happen, likely)
1
apparently(adverb, unmistakably, perceptibly)
1
believably(adverb, unmistakably, perceptibly)
1
conceivably(adverb, unmistakably, perceptibly)
1
doubtless(adverb, likely, indefinite, certainly, unmistakably)
1
feasibly(adverb, unmistakably, perceptibly)
1
imaginably(adverb, unmistakably, perceptibly)
1
ostensibly(adverb, unmistakably, apparently, perceptibly)
1
perhaps(adverb, unmistakably, perceptibly)
1
plausibly(adverb, unmistakably, perceptibly)
0
God willing(expression, adverb, unmistakably, perceptibly)
0
as it may be(expression, idiom, adverb, unmistakably)
0
as likely as not(expression, idiom, adverb, unmistakably)
0
as the case may be(expression, idiom, adverb, unmistakably)
0
assumably(adverb, unmistakably, perceptibly)
0
at a glance(expression, idiom, adverb, unmistakably)
0
at all(expression, adverb, unmistakably, perceptibly)
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APASmart Define. (2015). unlikely thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unlikely/thesaurus/antonyms
ChicagoSmart Define. 2015. "unlikely thesaurus" https://smartdefine.org/unlikely/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2015, unlikely thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unlikely/thesaurus/antonyms>.
MLASmart Define. "unlikely thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/unlikely/thesaurus/antonyms>