4 entries under perforation topic. ×
| hole(noun, opening, dump, shack, slum) | |
| crevice(noun, hole, orifice, grommet) | |
| opening(noun, hole, aperture, orifice) | |
| slit(noun, hole, orifice, grommet) |
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| APA | Smart Define. (2015). keyhole thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/keyhole/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "keyhole thesaurus" https://smartdefine.org/keyhole/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, keyhole thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/keyhole/thesaurus/synonyms>. |
| MLA | Smart Define. "keyhole thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/keyhole/thesaurus/synonyms> |