zagyván beszél означает в английский

gibber [gibbered, gibbering, gibbers]▼verb
[UK: ˈdʒɪ.bə(r)] [US: ˈdʒɪ.bər]

jargonize [jargonized, jargonizing, jargonizes]▼verb
[UK: ˈdʒɑː.ɡə.naɪz] [US: ˈdʒɑːr.ɡə.ˌnaɪz]