From *aiw (“law”) + *haft (“captive, bound”). *<span class="searchmatch">aiwahaft</span> lawful true, genuine, real honourable *aiwahaftijan Old Frisian: āfte Old Saxon: *ēhaft Middle...
From *<span class="searchmatch">aiwahaft</span> (“lawful, real”) + *-jan. *aiwahaftijan to marry *aiwijan Old Saxon: *ēhaftian Middle Low German: echten → Middle High German: echten →...