Notes: The root may be related to *=aq_wV 'to fall; get into' (q.v.), which also has an Ablaut grade *=iq_wV (their opposition in Av.-And. suggests, however, that the two roots had different final vowels).
The EC-WC comparison was suggested by Trubetzkoy (1930, 278; see also comments on p. 461).
