Answer:

lip

AnswerCrossword Clue
LIPGuff
LIPPlace to apply ChapStick
LIPSomething you might gloss over
LIPSass
LIPBack talk
LIPIt may be glossed over
LIPBit of insolence
LIPIt may get a light gloss
LIPSomething that may be bitten or busted
LIPAttitude
LIPSpot for some piercings
LIPEdge
LIPChapStick target
LIPImportant body part for a tuba player
LIPPlace for a piercing
LIPImpudence
LIPHalf a kisser
LIPFreshness
LIPBit of sauce
LIPFat ...
LIPBell part
LIPBlistex target
LIPIt may be fat after a fight
LIPPitcher part
LIPGlass part
LIPSomething that may be glossed over
LIPThe Louisville ... (40-Across winner's nickname)
LIPCup's edge
LIPFresh talk
LIPPlace for ChapStick
LIPCrater's edge
LIPCollagen target
LIPInsolence
LIPIt often gets glossed over
LIPSmartness
LIPMustache site
LIPMouth piece
LIPIt may get glossed over
LIPPlace for gloss
LIPPlace to put gloss