What's the difference between plancher and soffit?
Plancher
Definition:
(n.) A floor of wood; also, a plank.
(n.) The under side of a cornice; a soffit.
(v. t.) To form of planks.
Example Sentences:
Soffit
Definition:
(n.) The under side of the subordinate parts and members of buildings, such as staircases, entablatures, archways, cornices, or the like. See Illust. of Lintel.