PLANCH
Etymology
Noun
planch (plural planches)
(obsolete) A plank.
Verb
planch (third-person singular simple present planches, present participle planching, simple past and past participle planched)
(obsolete, transitive) To make or cover with planks or boards.
Source: Wiktionary
Planch, n. Etym: [F. planche.]
Definition: A plank. [Obs.] Ld. Berners.
Planch, v. t. [imp. & p. p. Planched; p. pr. & vb. n. Planching.]
Etym: [F. planche a board, plank. See Plank.]
Definition: To make or cover with planks or boards; to plank. [Obs.] "To
that vineyard is a planched gate." Shak.
Source: Webster’s Unabridged Dictionary 1913 Edition