Proto-Yenisseian: *qoĺ- / *qǝĺ-
Meaning: armpit; to tickle
Ket: qɔĺtǝŋǝj6, pl. qɔĺtǝŋɨn5 'armpit', (КРС, Werner 2, 143) qʌlaśej 'to tickle'
Yug: xɔĺčaŋ6 / xɔĺčaŋfɨj5,6, pl. xɔĺčaŋɨn5 "armpit", xʌĺčakŋ5 "to tickle"
Comments: ССЕ 262. Werner 2, 101 - with a completely folk-etymological analysis ("cheek"+"heads"??).