competentia
From LSJ
πολλὰ μεταξὺ πέλει κύλικος καὶ χείλεος ἄκρου → there is many a slip twixt cup and lip, there's many a slip twixt cup and lip, there's many a slip 'twixt cup and lip, there's many a slip twixt the cup and the lip, there's many a slip 'twixt the cup and the lip
Latin > English (Lewis & Short)
compĕtentĭa: ae, f. competo (postclass.),
I a meeting together, agreement: membrorum inter se, symmetry, Gell. 1, 1, 3; cf. Macr. Somn. Scip. 1, 19, 21.—
II Esp., of the stars, conjunction, aspect: nasci ad eandem competentiam (sc. siderum), Gell. 14, 1, 26; Macr. Somn. Scip. 1, 6, 24 al.