Lewis & Short

ex-tĭmesco, mŭi, 3, v. inch. n. and a., to be greatly afraid of, to fear greatly; to await with fear, to dread (class.).

  1. I. Neutr.: equi ipsi gladiatorum repentinis sibilis extimescebant, Cic. Sest. 59, 126: extimui illico, Ter. Hec. 5, 3, 26: de fortunis communibus, Cic. Deiot. 1, 3: ne id jure evenerit, id. Ac. 2, 38, 121; so with ne, Hor. S. 2, 3, 174.
    Pass. impers.: si filius Arminii in regnum venisset, posse extimesci, Tac. A. 11, 16.
  2. II. Act.: patrem, Ter. Ph. 1, 3, 2: nihil est quod adventum nostrum extimescas, Cic. Fam. 9, 26, 4: cerulas tuas miniatulas, id. Att. 16, 11, 1: nullam rem aliam, Planc. ap. Cic. Fam. 10, 18, 2: magistrum, Hor. A. P. 415: nec ob eam causam fatum aut necessitas extimescenda est, Cic. Fat. 12, 28: periculum ab aliquo, id. Phil. 7, 1, 2.