CAPSIZE
capsize, turtle, turn turtle
(verb) overturn accidentally; “Don’t rock the boat or it will capsize!”
Source: WordNet® 3.1
Etymology
Verb
capsize (third-person singular simple present capsizes, present participle capsizing, simple past and past participle capsized)
(intransitive, nautical) To overturn.
(transitive, nautical) To cause (a ship) to overturn.
(intransitive, of knots) To deform under stress.
Synonyms
• keel over
• turn turtle
Source: Wiktionary
Cap*size", v. t. & i. [imp. & p. p. Capsized; p. pr. & vb. n.
Capsizing.] Etym: [Cf. Sp. cabecear to nod, pitch, capuzar, chapuzar,
to sink (a vessel) by the head; both fr. L. caput head.]
Definition: To upset or overturn, as a vessel or other body.
But what if carrying sail capsize the boat Byron.
Cap"size`, n.
Definition: An upset or overturn.
Source: Webster’s Unabridged Dictionary 1913 Edition