▁can ▁only ▁be ▁used ▁as ▁suffix es . ▁They ▁are ▁suffix es ▁to ▁the ▁stem ▁of ▁in trans itive ▁ver bs , ▁and ▁to ▁the ▁full ▁trans itive - pass ive ▁form ▁of ▁trans itive ▁ver bs . ▁When ▁used ▁as ▁trans itive - pass ive ▁ver bs , ▁they ▁also ▁suffix ▁the ▁trans itive ▁ending ▁after ▁the ▁suffix . ▁They ▁also ▁derive ▁ver bs ▁from ▁other ▁words . ▁ ▁- ap ▁— ▁complet ive , ▁perfect ive : ▁p ik sim ap ( e ) ▁' to ▁fix , ▁repair , ▁m end '; ▁rol ▁' roll ' ▁→ ▁role map ( e ) ▁' to ▁roll ▁up '; ▁bag ar ap ( e ) ▁' to ▁ru in , ▁break , ▁destroy ' ▁ ▁- aut ▁— ▁movement ▁out wards : ▁kam aut ▁' to ▁come ▁out '; ▁go aut ▁' to ▁go ▁out '; ▁lug aut ( e ) ▁' to ▁be ▁careful , ▁be ware , ▁take ▁care ▁of , ▁look ▁after ' ▁ ▁- baut ▁— ▁dispers ive ▁( this ▁suffix ▁causes ▁the ▁final ▁vo ic eless ▁con son ant ▁of ▁the ▁stem ▁to ▁become ▁vo iced ): ▁w ag baut ▁' to ▁walk , ▁walk ▁about , ▁walk ▁around , ▁st roll '; ▁tog baut ( e ) ▁' to ▁talk ▁about / over , ▁discuss ' ▁ ▁- da un ▁— ▁down wards ▁movement : ▁Only ▁found ▁on ▁god a un ▁' mov ement ▁down wards ▁from ▁a ▁starting ▁point '; ▁kam da un ▁' mov