From: G&P
Message: 61882
Date: 2008-12-05
>The odd think about
accented <oukHí> is the
> use of aspiration outside its original sandhi context.style='color:blue'>
Greek does have a fair number of unetymological cases of kH where k is expected. Perfect tenses are an example. There are others, too. But I can’t off-hand think of any where there are alternatives (i.e. optional k or kH). One or the other gets standardised.
Peter