| demoded(adjective, unfashionable, antiquated, archaic) | |
| disapproved(adjective, unfashionable, antiquated, archaic) | |
| dull(adjective, warm, dreary, stale, shabby) | |
| exploded | |
| fogyish(adjective, conventional, traditional, conformist) | |
| frumpish(adjective, tacky) | |
| illiberal(adjective, conventional, traditional, conformist) | |
| legacy(feature, characteristic, state, computing) | |
| mouldy | |
| not with it(expression, adjective, idiom, unfashionable, antiquated) | |
| of old(expression, adjective, last, original, dead) | |
| of the old school(expression, adjective, idiom, square, unfashionable) | |
| old-fangled(adjective, old, unfashionable, obsolete, antiquated) | |
| old-line | |
| old-timey | |
| out of it(expression, adjective, idiom, unfashionable, outdated) | |
| priggish | |
| proper | |
| prudish | |
| puritanical |
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| APA | Smart Define. (2015). old-fashioned thesaurus. Retrieved September 25, 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 25, 2026). |
| Harvard | Smart Define 2015, old-fashioned thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/old-fashioned/thesaurus/synonyms>. |
| MLA | Smart Define. "old-fashioned thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/old-fashioned/thesaurus/synonyms> |