1
breach(noun, break, cut, crack, opening)
1
bullet-hole
1
bunghole
1
cavity(noun, break, cut, crack, opening)
1
chasm(noun, break, cut, crack, opening)
1
chink(noun, break, cut, crack, opening)
1
cleft(noun, break, cut, crack, opening)
1
cranny(noun, break, cut, crack, opening)
1
crater(noun, break, cut, crack, opening)
1
crevice(noun, hole, perforation, orifice, grommet)
1
cringle
1
cut(noun, break, crack, opening, void)
1
deadeye
1
depression(noun, break, cut, crack, opening)
1
dip(noun, break, cut, crack, opening)
1
excavation(noun, break, cut, crack, opening)
1
eye
1
eyehole
1
fissure(noun, break, cut, crack, opening)
1
fontanel
11 years ago|1.2k views|share |citing 
APASmart Define. (2015). keyhole thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/keyhole/thesaurus/synonyms
ChicagoSmart Define. 2015. "keyhole thesaurus" https://smartdefine.org/keyhole/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, keyhole thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/keyhole/thesaurus/synonyms>.
MLASmart Define. "keyhole thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/keyhole/thesaurus/synonyms>