let loose (verb) caper: frolic, cavort
Sinonime: bawdy,
coarse,
crude,
down, down home, down-to-earth,
dull,
easygoing, folksy,
funky*, hard-boiled, home folk,
homely, homey, indelicate, lowbred, lusty,
mundane, natural,
pragmatic, ribald,
robust,
rough,
simple, unidealistic, uninhibited,
unrefinedAntonime: cultured,
elegant,
refined,
sophisticated