The Collaborative International Dictionary
Intercommoned
Intercommon \In`ter*com"mon\, v. t. [imp. & p. p. Intercommoned; p. pr. & vb. n. Intercommoning.] [OF. entrecommuner. See Inter-, and Common, and cf. Intercommune.]
To share with others; to participate; especially, to eat at the same table. [Obs.]
--Bacon.(O. Eng. Law) To graze cattle promiscuously in the commons of each other, as the inhabitants of adjoining townships, manors, etc.
Wiktionary
intercommoned
vb. (en-past of: intercommon)