Likewise or similarly in other lexica and scholia; see the references at Photius kappa631 Theodoridis.
The headword verb is Homeric (LSJ s.v. keu/qw), and is glossed with kru/ptw, which had survived in the vernacular. The verb was also favoured in folk etymologies, as in kappa 1575, kappa 2176, kappa 2738.