tr.v. af·fi·anced, af·fi·anc·ing, af·fi·anc·es
To bind in a pledge of marriage; betroth.
[From Middle English affiaunce, assurance, from Old French, from affier, to trust to, from Medieval Latin affīdāre : Latin ad-, ad- + Latin fīdus, faithful; see bheidh- in the Appendix of Indo-European roots.]
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Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.