Webster's Revised Unabridged Dictionary · 1913

Hance

Hance (hȧns) , transitive verb

[See Enhance.]

To raise; to elevate. [Obsolete] — Lydgate

Hance (hans) , noun

[See Hanse.]

1.
(Architecture) See Hanse.
2.
(Nautical) A sudden fall or break, as the fall of the fife rail down to the gangway.

Also: Hanch