4 entries under perforation topic. ×

6
hole(noun, opening, dump, shack, slum)
3
opening(noun, hole, aperture, orifice)
0
crevice(noun, hole, orifice, grommet)
0
slit(noun, hole, orifice, grommet)
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APASmart Define. (2015). foramen thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/foramen/thesaurus/synonyms
ChicagoSmart Define. 2015. "foramen thesaurus" https://smartdefine.org/foramen/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, foramen thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/foramen/thesaurus/synonyms>.
MLASmart Define. "foramen thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/foramen/thesaurus/synonyms>