Synonyms of the word 
UNBUTTONED → UNFASTENED - UNLACED - UNRESTRAINED
unbuttoned
- v. simple past tense and past participle of unbutton.
- adj. In disarray.
- adj. Informal, casual.
unfastened
- adj. Not fastened.
- v. past participle of unfasten.
unlaced
- adj. With laces untied.
- v. simple past tense and past participle of unlace.
unrestrained
- adj. immoderate; not restrained or held in check.
- adj. spontaneous, natural and informal; unconstrained.
- adj. Not subject to physical restraint.
- v. simple past tense and past participle of unrestrain.
If you are interested in words, visit the following sites :
- wiktionary.org/unbuttoned For complete definition of a word
- 1word.ws/unbuttoned to play with words, suffixs, prefixs, etc.