adj. 25B6; adjective
the room smelled musty : MOULDY, stale, fusty, damp, dank, mildewy, smelly, stuffy, airless, unventilated; N. Amer. informal funky.
the play seemed musty : UNORIGINAL, uninspired, unimaginative, hackneyed, stale, flat, tired, banal, trite, clichéd, old-fashioned, outdated; informal old hat.
fresh.