c1400 4 Contents Cap. iiij of emposteme undire þe rote of þe ere.
c1400 38 As it schal be teld in þe chapitle of an enpostyme [MS. B. aposteme].
c1400 52 An enpostym.
c1400 54 Enpostemes.
c1400 214 (heading) Of empostyms of þe heed.
1483 195/1 An Imposteme, apostema.
1525 Ld. Berners tr. J. Froissart II. cv. [ci.] 307 By gambaldyng of the horse the impostume brake in his body.
1548 f. cljv As though he had died of a palsey or empostome.
1552 R. Huloet Imposthume, or botche, or course of euil humours.
1578 H. Lyte tr. R. Dodoens i. lxiii. 93 Empostems, wennes, or harde swellings about the eares and throte.
1642 D. Rogers 440 When the disease was ripe, he lets out the impostume.
1679 R. South 13 An Error in the judgment, is like an impostume in the Head.
1686 R. Boyle 228 Producing sometimes inward Imposthumes.
1739 A. Stuart in (Royal Soc.) 40 327 Morbid Impostems or Tumors.
1748 tr. Vegetius 238 A Suppuration, which they call an Impostume.
1841 D. Brewster iii. iii. 249 An imposthume in his brain, occasioned by too much study.