lets ones hair down (verb) play: have fun
Sinonime: average,
cheap,
discreet,
dry,
economical,
fair,
humble, inelaborate,
inexpensive, middling,
moderate,
natural,
plain,
reasonable, simple,
small, unadorned,
unaffected, unembellished, unembroidered, unexceptional, unexcessive, unextravagant, unextreme,
unobtrusive, unornamented, unostentatious,
unpretentious, unradical, unstudied
Antonime: extraordinary, immodest,
ostentatious,
presumptuous,
unlimited