6
popeyed
3
astonished
3
goggle-eyed
2
agape
2
amazed
2
astounded
2
dumbfounded
2
flabbergasted
2
surprised
2
wondering
1
agog
1
alert
1
awed
1
awestruck
1
exacting(adjective, greed)
1
extortionate(adjective, greed)
1
greedy
1
marveling
1
noisy
1
open-eyed
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APASmart Define. (2015). openmouthed thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/openmouthed/thesaurus/synonyms
ChicagoSmart Define. 2015. "openmouthed thesaurus" https://smartdefine.org/openmouthed/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, openmouthed thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/openmouthed/thesaurus/synonyms>.
MLASmart Define. "openmouthed thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/openmouthed/thesaurus/synonyms>