Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
bĭfurcus, a, um, adj. [bis-furca], having two prongs or points, two-pronged: ramus, two-forked, Ov. M. 12, 442: surculi, Col. 5, 11, 3: ferramentum, id. 3, 18, 6: arbores, Plin. 16, 30, 53, § 122: valli, Liv. 33, 5, 9.
Also, subst.: bĭfurcum, i, n., a fork, Col. 3, 18, 6.
Trop., of the place where two branches start, Col. 4, 24, 10.
Of the connection of two veins upon the head of draught-cattle, Veg. 2, 40, 2; hence, sudor mihi per bifurcum volabat, over the cheeks down to the neck, Petr. 62.