1
fracture(noun, break, cut, crack, opening)
1
gap(noun, break, cut, crack, opening)
1
gasket
1
grommet
1
guide
1
hollow(noun, break, cut, crack, opening)
1
key-hole
1
keyway
1
lock
1
manhole
1
outlet(noun, break, cut, crack, opening)
1
perforation(noun, break, cut, crack, opening)
1
placket
1
placket hole
1
pocket(noun, break, cut, crack, opening)
1
punch-hole
1
spiracle
1
tap
1
venthole
1
void(noun, break, cut, crack, opening)
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>