146 entries under noun topic. ×
| letter r | |
| letter s | |
| letter t | |
| letter u | |
| letter v | |
| letter w | |
| letter x | |
| letter y | |
| letter z | |
| mem | |
| mu | |
| nu | |
| nun | |
| omega | |
| omicron | |
| pe | |
| personal letter | |
| phi | |
| polyphone | |
| polyphonic letter |
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| APA | Smart Define. (2015). letter thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/letter/thesaurus/narrower |
| Chicago | Smart Define. 2015. "letter thesaurus" https://smartdefine.org/letter/thesaurus/narrower (accessed September 30, 2026). |
| Harvard | Smart Define 2015, letter thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/letter/thesaurus/narrower>. |
| MLA | Smart Define. "letter thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/letter/thesaurus/narrower> |