- Definitions|2
- Thesaurus|566
- Abbreviations|0
| sorely disappointed | |
| soul-sick(adjective, sadness, morose, aloofness) | |
| soul sick(adjective, sadness, morose, aloofness) | |
| soured | |
| tearful(adjective, sad, mournful, grief-stricken) | |
| thoughtful(adjective, melancholy, pensive) | |
| thwarted | |
| unhappy about | |
| woebegone(adjective, sad, mournful, grief-stricken) | |
| aching | |
| advantages | |
| affecting(sad, mournful, grief-stricken) | |
| afflicted(sad, mournful, grief-stricken) | |
| agonized | |
| alas | |
| anguished | |
| anxious | |
| apologize | |
| apology | |
| averse(adjective, hesitant) |
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| APA | Smart Define. (2015). regretful thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/regretful/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "regretful thesaurus" https://smartdefine.org/regretful/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, regretful thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/regretful/thesaurus/synonyms>. |
| MLA | Smart Define. "regretful thesaurus" 19 June 2015. Web. 26 September 2026. <https://smartdefine.org/regretful/thesaurus/synonyms> |