The Collaborative International Dictionary
Interchained
Interchain \In`ter*chain"\, v. t. [imp. & p. p. Interchained; p. pr. & vb. n. Interchaining.] To link together; to unite closely or firmly, as by a chain.
Two bosoms interchained with an oath.
--Shak.
Wiktionary
interchained
vb. (en-past of: interchain)