naked, bare genitalia 1 realization
ACCEPTED Realization 1
type Derivation
language Ancient Hebrew
lexeme 1 ʕeryā
lexeme 2 ʕerwā
meaning 1 bareness, nakedness ʕerom wəʕeryā (Ezk. 16:7)
naked and bare 
direction
meaning 2 nakedness, genital area of a man or of a woman wa-ʕăśē lāhem miknəsē-bād ləkassot bəśar ʕerwā (Ex. 28:42)
And make for them a loincloth of linen in order to cover the flesh of their genitals.
reference HALOT: 882-883
comment The meaning of 'to be nude' is present in genetically related languages (Arabic, Akkadian etc.) as well; meaning B has been registered in Akkadian too.