49 entries under idiom topic. ×
| ill founded | |
| in a decline(expression, sick, shaky, unhealthy) | |
| in ill health(expression, sick, shaky, unhealthy) | |
| in second childhood(expression, enervated, senescent, irresilient) | |
| injure permanently | |
| martyr to disease(expression, disease) | |
| medical patient | |
| no effect | |
| no longer law(expression, adjective) | |
| non compos mentis(expression, foolish, fantastic) | |
| non sequitur(expression, reasoning) | |
| not feeling well(expression, weak, ill, sick) | |
| not valid | |
| not well | |
| of no avail | |
| of unsound mind(expression, foolish, fantastic) | |
| on the ropes(expression, enervated, senescent, irresilient) | |
| out of condition(expression, sick, unhealthy, unfit) | |
| out of date | |
| out of gas(expression, enervated, senescent, irresilient) |
For more, visit
Invalid on
Power Thesaurus
| APA | Smart Define. (2016). invalid thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/invalid/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "invalid thesaurus" https://smartdefine.org/invalid/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, invalid thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/invalid/thesaurus/synonyms>. |
| MLA | Smart Define. "invalid thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/invalid/thesaurus/synonyms> |