The Collaborative International Dictionary
Unchastely
Unchaste \Un*chaste"\, a. Not chaste; not continent; lewd. -- Un*chaste"ly, adv. -- Un*chaste"ness, n.
Wiktionary
unchastely
adv. In an unchaste manner.
Usage examples of "unchastely".
On an impulse, I put on the best I had in my tiny wardrobe—my black velvet toreador pants with the rather indecent gold zip down the seat, itself most unchastely tight, and, not bothering with a bra, my golden thread Camelot sweater with the wide floppy turtleneck.