supprincipalis

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

sup-princĭpālis (subp-), e, adj.,

next after the first : sonus supprincipalis principalium, = παρυπάτη ὑπατῶν, Mart. Cap. 9, §§ 931, 941 sq.