- Definitions|2
- Thesaurus|566
- Abbreviations|0
| forlorn(adjective, melancholy, thoughtful, pensive) | |
| full of sorrow(expression, idiom, sad, mournful, grief-stricken) | |
| funeral | |
| good-for-naught | |
| good-for-nothing | |
| grieve | |
| grieved(sad, unhappy, apologetic) | |
| grievous(sad, mournful, grief-stricken) | |
| grim | |
| heartrending(sad, mournful, grief-stricken) | |
| heartsick | |
| heavyhearted(sad, unhappy, apologetic) | |
| hesitant(adjective, embarrassed, abashed, mortified, humiliated) | |
| high-risk | |
| hopeless(adjective, terrible, melancholy, thoughtful, deplorable) | |
| humbled | |
| hurting(sad, upsetting, mournful, deplorable, grief-stricken) | |
| in mourning(expression, sad, mournful, grief-stricken) | |
| in pain(expression, sad, mournful, grief-stricken) | |
| in sorrow(expression, sad, mournful, grief-stricken) |
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| APA | Smart Define. (2015). regretful thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/regretful/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "regretful thesaurus" https://smartdefine.org/regretful/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, regretful thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/regretful/thesaurus/synonyms>. |
| MLA | Smart Define. "regretful thesaurus" 19 June 2015. Web. 27 September 2026. <https://smartdefine.org/regretful/thesaurus/synonyms> |