V / vallus
noun

vallus

gen. valli · gender feminine · decl. 2nd
dim. contr. for vannulus, from vannus
a little winnowing-van
a little winnowing-van for grain or provender, Varr. R. R. 1, 52, 2; 1, 23, 5; id. ap. Serv. ad Verg. G. 1, 166.