12
drowsy
11
gaping(adjective, clear, open, free, opening)
11
open(adjective, adverb, open, deep, opening)
10
oscitant(adjective, opening)
9
yawn
9
oscitancy(noun, opening)
8
agape(adjective, adverb, clear, open, free)
7
ajar(adjective, adverb, clear, open, free)
7
oscitance
6
cavernous(adjective, deep, large, hollow, huge)
6
deep(adjective, down, far)
6
sleepy(adjective, dull, tired)
5
abysmal(adjective, huge, wide, depth, bottomless)
5
nodding(verb, adjective, sleepy)
5
opening(noun, opening)
5
unfathomable(adjective, depth)
5
wide(adjective, clear, free, accessible, huge)
4
abyssal(adjective, wide)
4
bottomless(adjective, depth)
4
dehiscence(noun, opening)
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APASmart Define. (2015). yawning thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/yawning/thesaurus/synonyms
ChicagoSmart Define. 2015. "yawning thesaurus" https://smartdefine.org/yawning/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, yawning thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/yawning/thesaurus/synonyms>.
MLASmart Define. "yawning thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/yawning/thesaurus/synonyms>