←
Proto-Germanic *klawō (inherited)←
Proto-Indo-European *glew- (root)←
Proto-Indo-European *glew- (inherited)←
Proto-Indo-European *gel- (mention)←
Old Norse kló (inherited)→
Norwegian Bokmål klø (mention)→
Norwegian Bokmål kløne (mention)→
Norwegian Bokmål kløning (mention)