навоевать v stresses
Gruzovik, inf.	get in a war; fight for a while; spend some time in a war; acquire in a war
inf.	fight for a while; spend some time in a war; get (in a war)
навоеваться v
Gruzovik, inf.	have had enough of fighting; brawl to one's heart's content
inf.	brawl to heart's content