ὑπ-ίσχομαι (ἔχω), ipf. ὑπίσχεο, aor. 2 ὑπέσχεο,
-ετο, subj. ὑπόσχωμαι, imp.
ὑπόσχεο, inf. -σχέσθαι, part. -σχόμενος:
take upon oneself, undertake, promise, τινί τι, and w. inf., regularly the fut.
(exc., pres. inf. explanatory of subst., Il.
10.40); also ‘betroth,’
‘vow,’ Il.
13.376, Od. 4.6, Il. 6.93, Il.
23.209.