Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
ĭnĭmīco, 1, v. a. [inimicus], to make enemies, to set at variance (poet. and rare): miseras inimicat urbes, Hor. C. 4, 15, 20: hostiles inimicant classica turmas, urge on to fight, Stat. Th. 2, 419: pectora, Aus. Ep. 24, 63; Sid. Ep. 5, 19.
Absol.: desine inimicari, Vulg. Eccli. 28, 6.