betimber

From Middle English *betimbren, from Old English betimbran, betimbrian (“to construct, build”), equivalent to be- +‎ timber.

betimber (third-person singular simple present betimbers, present participle betimbering, simple past and past participle betimbered)

1. (transitive) To build.
   • 1911, William Morris, May Morris, The Collected Works of William Morris:

     Wrought there and fashion'd the folk of the Weders A howe on the lithe, that high was and broad, Unto the wave-farers wide to be seen: Then it they betimber'd in time often days, The battle-strong's beacon; [...]

2. (transitive) To furnish with timber; timber.