| stodgy | |
| strait-laced(adjective, boring, conventional, traditional, conservative) | |
| uptight(adjective, nervous, tense, cautious, uneasy) | |
| ex | |
| odd(adjective, informal, unfashionable, antiquated, archaic) | |
| amusing | |
| backward | |
| button-down(adjective, conventional) | |
| die-hard(conventional, traditional, conformist) | |
| expired(adjective, feature, characteristic, trait) | |
| formal | |
| fuddy-duddy(conventional, traditional, conformist) | |
| hackneyed(adjective, dull, last, original, past) | |
| hidebound(adjective, conventional, traditional, conformist) | |
| medieval(adjective, old, having) | |
| moldy(adjective, dead, out, old, antiquated) | |
| moss-grown | |
| moth-eaten(adjective, original, old, stale, shabby) | |
| neanderthal | |
| old-fogeyish |
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| APA | Smart Define. (2015). old-fashioned thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/old-fashioned/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "old-fashioned thesaurus" https://smartdefine.org/old-fashioned/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, old-fashioned thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/old-fashioned/thesaurus/synonyms>. |
| MLA | Smart Define. "old-fashioned thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/old-fashioned/thesaurus/synonyms> |