obsolete variant of endow
This word doesn't usually appear in our free dictionary, but the definition from our premium Unabridged Dictionary is offered here on a limited basis.
Well done ixion, I must confess that I thought 'indow' wasn't a word and have now found it in Merriam Webster (online) sorry for doubting your superb wordplay.
Cheers fiery for the vote and well orchestrated Rossim