stem from which the following are formed: (o)musanvu, seven; (e)nsanvu, seventy; (o)lusanvu, seven hundred; (a)kasanvu, seven thousand.
-sanvu numer, stem from which the following are formed: (o)musanvu, seven; (e)nsanvu, seventy; (o)lusanvu, seven hundred; (a)kasanvu, seven thousand.