- Definitions|1
- Thesaurus|900
- Abbreviations|0
76 entries under simple topic. ×
| free-and-easy(adjective, close, open, free) | |
| free spirited(expression, adjective, natural, casual) | |
| from the hip(expression, adjective, idiom, natural) | |
| impetuous(adjective, natural, casual, impulsive) | |
| impromptu(adjective, natural, casual, impulsive) | |
| improv(adjective, plain, relaxed, straightforward) | |
| improvised(adjective, natural, casual, impulsive) | |
| impulsive(adjective, natural, casual, willing) | |
| inconspicuous(adjective, plain, relaxed, straightforward) | |
| inevitable(adjective, natural, casual, impulsive) | |
| instinctive(adjective, open, natural, casual) | |
| intimate(adjective, easy, plain, relaxed) | |
| involuntary(adjective, natural, casual, impulsive) | |
| irresistible(adjective, natural, casual, impulsive) | |
| laid back(expression, adjective, relaxed, straightforward) | |
| mixed(adjective, plain, relaxed, straightforward) | |
| motley(adjective, plain, relaxed, straightforward) | |
| off-the-cuff(adjective, relaxed, natural, straightforward) | |
| off top of head(expression, adjective, idiom, natural) | |
| ordinary(adjective, plain, relaxed, straightforward) |
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| APA | Smart Define. (2015). unconstrained thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unconstrained/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unconstrained thesaurus" https://smartdefine.org/unconstrained/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, unconstrained thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unconstrained/thesaurus/synonyms>. |
| MLA | Smart Define. "unconstrained thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/unconstrained/thesaurus/synonyms> |