conamen
From LSJ
ἐξ ὀνύχων λέοντα τεκμαίρεσθαι → judge by the claws, judge by a slight but characteristic mark, small traits give the clue to the character of a person, deduce something from a small indication, identify a lion from its claws
Latin > English (Lewis & Short)
cōnāmen: ĭnis, n. id.,
I an effort, exertion, struggle (poet.): alarum, Lucr. 6, 836: eundi, id. 6, 326: magno conamine, Ov. M. 3, 60; cf. id. ib. 8, 366; id. F. 4, 325; Luc. 4, 287.—In <number opt="n">plur.</number>: conamina mortis, Ov. M. 10, 390; Lucr. 6, 1040.—
II Concr., a support, prop: constitit (infans), adjutis aliquo conamine nervis, Ov. M. 15, 224.