Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
stīpātor, ōris, m. [stipo; prop. one that presses upon, crowds about another; hence], an attendant of a nobleman; in plur., attendants, train, suite, retinue, bodyguard, etc. (class.; used by the Romans in a bad sense; cf. satelles): latrones dicti ab latere, qui circum latera erant regi, quos postea a stipatione stipatores appellarunt, Varr. L. L. 7, § 52 Müll.: Alexander Pheraeus praemittebat de stipatoribus suis, qui scrutarentur arculas muliebres, Cic. Off. 2, 7, 25; of a royal train, Hor. S. 1, 3, 138; Sen. Clem. 1, 13, 1; Tac. A. 4, 25; 11, 16; Just. 13, 4 al.: stipatores corporis, Cic. Agr. 2, 13, 32: Venerii, id. Verr. 2, 3, 26, § 65; cf.: Catilina omnium flagitiorum atque facinorum circum se, tamquam stipatorum, catervas habebat, Sall. C. 14, 1.