UNDERVALUE
VERBS
1509 — DECLINE to undervalue, to disparage, to depreciate → obs.
1715 — LACK to undervalue, to dispraise, to slight; to malign, to calumniate → Sc. & Eng. dial.
1866 — NITHER to undervalue, to depreciate, to disparage → Sc.
1905 — UNDER-RECKON to undervalue → Eng. dial. (Bk.)
Lexicophilia 