No. For instance, shirt is from Old English, while its cognate skirt is from Old Norse. We gained quite a bit of vocabulary from the Danelaw, and lost a lot of

No. For instance, shirt is from Old English, while its cognate skirt is from Old Norse. We gained quite a bit of vocabulary from the Danelaw, and lost a lot of the grammatical complexity (gender and inflection) at the same time. Apart from vocabulary, French barely touched the English language; it was the Vikings that messed things up terribly by settling in with the common folk up north.