[gothic-l] thus quoth the raven
WHERE is that attested?
the Runic form has vowels inserted between EVERY future consonant cluster so that we get a highly proto-, yet attested, form 'harabana'.
This would mean that the originally onomatopoetic "kra-" (with metathesis in Latin 'corax'/'corvus', Greek 'kórax') would've been highly distorted in such an early state.
Well, as I indicated, I am not sure about it - just a spontaneous idea.
An interesting explanation, but one I have never heard.
But - again - the question: Where is ' Iacomus' attested?
Consider this English list: brid -> bird crul -> curl
One might add BART Simpson, whose name is, according to his 'inventor' Matthew Groening, a disguised BRAT.