Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
oggĕro (obg-), ĕre, v. a. [ob-gero], to proffer, bring, give (Plautin.): (amor) amarum ad satietatem oggerit, Plaut. Cist. 1, 1, 72: osculum alicui, id. Truc. 1, 2, 8; id. Ps. 3, 2, 23.