From: tgpedersen
Message: 47035
Date: 2007-01-21
> The 1sg. pres. ending -oH2 yielded acute -o: in Lithuanian (laterIf one takes the Schmalstieg approach instead, the 1sg pres. ending
> short -u). In Slavic, it turned into -a: and was later expanded with
> the secondary ending -m (cf. 1sg. aorist pekU < *pekwom, and also
> skr. bhára:mi < *bhero:+mi). The addition of -m probably followed
> the change o: > a: in Slavic, because the o: yielded u: > y before
> nasal stops in word-final position: kamy < *ka:mu: < *ak'mo:n. Also,
> -a:N# wasn't affected by umlaut (A.sg. zemljoN; thus also 1.sg.
> pres. bijoN etc.).