نَثِتَ, aor. ـَ {يَنْثَتُ}, [inf. n. نَثَتٌ,] It (flesh-meat) became changed, or altered, and stank: formed by transposition from ثَنِتَ: (Ḳ:) and so a wound. (TA.)

لِثَةٌ نَثِتَةٌ A gum that is flabby and bleeding: and in like manner شَفَةٌ, a lip: (TA:) [as also ثَنِتَةٌ].