Dictionary entry

Capsize

Webster's Dictionary 1913

Cap‐size″ (?), v. t. & i. [imp. & p. p.Capsized (#); p. pr. & vb. n.Capsizing.] [Cf. Sp. cabecear to nod, pitch, capuzar, chapuzar, to sink (a vessel) by the head; both fr. L. caput head.] To upset or overturn, as a vessel or other body.

But what if carrying sail capsize the boat?

Byron.