Hance

noun

1. In architecture, same as haunch, 6: by older writers more especially applied to the lower part, above the springing, of three- and four- centered arches
2. to a small arch by which a straight lintel is sometimes united to its jamb or impost.
3. pl. Naut., falls of the fife-rails placed on balusters on the poop and quarterdeck down to the gangway.
4. See hanse.
5. To raise; elevate; increase; enhance.