S / sincĭnĭum
noun

sincĭnĭum

gen. sincĭnii · gender neuter · decl. 2nd
sin- = sim- (cf. simplex) and cano
the song of a single person; a solo
the song of a single person, a solo, = μονῳδία (late Lat.), Isid. Orig. 6, 19, 6.