Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
fordus, a, um (archaic form hordus, v. in the foll.), adj. [fero], with young, pregnant: fordicidia a fordis bubus: bos forda quae fert in ventre, etc., Varr. L. L. 6, § 15 Müll.; cf.: fordicidiis boves fordae id est gravidae immolabantur, Paul. ex Fest. p. 83 Müll.; and: tertia post Veneris cum lux surrexerit Idus. Pontifices, forda sacra litate bove. Forda ferens bos est fecundaque, dicta ferendo, Ov. F. 4, 630 sq.
Subst.: forda, ae, f., a cow that is with calf: Col. 6, 24, 3; Ov. F. 4, 631.
Archaic form: horda praegnans, unde dies, quo gravidae hostiae immolabantur, hordicidia, Paul. ex Fest. p. 102 Müll.