Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
jam-jam (or separat. jam jam), the strengthened jam, already, now: o jamjam, optume, praeceptis paruisti, Plaut. Most. 2, 1, 72: jamjam faciam ut jusseris, id. Curc. 5, 3, 29: jamjam intellego, Crasse, quid dicas, Cic. de Or. 3, 24; id. Brut. 14, 55; id. Phil. 2, 34, 87: jamjam nulla mora est, Verg. A. 2, 701: jamjam casurae arces, Ov. M. 12, 588; v. jam, I. A. 1. b. α.