- Definitions|2
- Thesaurus|1.4k
- Abbreviations|0
96 entries under hidden topic. ×
| hermetic(obscure, dark, deep, mysterious, unknown) | |
| hermetical(obscure, dark, secret, unknown) | |
| imperceivable(adjective, obscure, dark, secret, unknown) | |
| irrecoverable(confused, out, lost, unchangeable) | |
| irretrievable(confused, out, lost, bewildered) | |
| irrevocable(confused, out, lost, unchangeable) | |
| kiss goodbye(expression, out, lost, missing) | |
| lacking(confused, out, lost, unchangeable) | |
| minus(confused, out, lost, unchangeable) | |
| mislaid(confused, out, lost, unchangeable) | |
| misplaced(confused, out, lost, unchangeable) | |
| missed(confused, out, lost, unchangeable) | |
| missing(confused, out, lost, unchangeable) | |
| mystical(obscure, dark, deep, mysterious, unknown) | |
| nowhere to be found(expression, idiom, out, missing) | |
| off-course(confused, out, lost, unchangeable) | |
| off-track(confused, out, lost, unchangeable) | |
| out the window(expression, idiom, out, missing) | |
| perdu(adjective, unable, concealment) | |
| recondite(obscure, dark, deep, mysterious, unknown) |
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| APA | Smart Define. (2015). invisible thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/invisible/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "invisible thesaurus" https://smartdefine.org/invisible/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, invisible thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/invisible/thesaurus/synonyms>. |
| MLA | Smart Define. "invisible thesaurus" 7 December 2015. Web. 26 September 2026. <https://smartdefine.org/invisible/thesaurus/synonyms> |