Probably from the base of musterion; dull or stupid (as if shut up), i.e. Heedless, (morally) blockhead, (apparently) absurd -- fool(-ish, X -ishness).

see GREEK musterion

μωρὰ (mōra) − 1 Occurrence

μωραὶ (mōrai) − 3 Occurrences

μωρὰς (mōras) − 2 Occurrences

μωρέ (mōre) − 1 Occurrence

μωροὶ (mōroi) − 2 Occurrences

μωρὸν (mōron) − 1 Occurrence

μωρὸς (mōros) − 1 Occurrence

μωρῷ (mōrō) − 1 Occurrence