vaporous

Of or relating to vapour; also, having the characteristics or consistency of vapour.

Breathing out or giving off vapour.

Of a place: filled with vapour; foggy, misty.

Of a thing: covered or hidden by vapour, fog, or mist.

Lacking depth or substance; insubstantial, thoughtless, vague.

Of clothes or fabric: thin and translucent; filmy, gauzy.

Feeling melancholy; experiencing the vapors.