From chadad; a point -- sharp.
see HEBREW chadad
H2303. chaddud
[חַדּוּד] adjective sharpened, sharp, pointed, only construct, with superlative sense = substantive: חָ֑רֶשׁ חַדּוּדֵי תַּחְתָּיו Job 41:22 beneath him the sharpest of potsherds, of scales of crocodile, compare Di VB.