Archaic term for rib; modern Japanese uses 肋骨 (ろっこつ). Found in older texts or historical contexts.
See also: 肋骨
In old documents, the expression 'break a rib' can be found.
Standard kanji spelling for this archaic anatomical term.
Rarely used kanji form.
Compound of 脇 (わき, 'side') and 骨 (ほね, 'bone'), literally 'side bone'. The reading わきぼね is a rendaku form of わきほね.