“+ adjective
Etymology: un- (I) + buttoned, adjective
1.
a. : not buttoned
b. : not provided with buttons
2. : not under constraint : free and unrestricted in action or expression
this unbuttoned and disrespectful age — Curtis Bok
outburst of unbuttoned rhetoric — F.L.Allen
3. : deprived of strength or stability
her moral fiber had suddenly become unbuttoned — Ellen Glasgow