sweltry (adjective) close: oppressive, humid
Sinonime: airless, breathless, choky,
confined, fusty,
heavy, moldy,
motionless, muggy, musty,
stagnant,
stale, stale-smelling,
sticky, stifling, stuffy, suffocating,
sultry,
sweltering, sweltry,
thick,
tight,
uncomfortable, unventilated
Antonime: cool,
dry