pustule

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pus·tule / ˈpəschoōl; ˈpəst(y)oōl/ • n. Med. a small blister or pimple on the skin containing pus. ∎  Biol. a small raised spot or rounded swelling, esp. one on a plant resulting from fungal infection. DERIVATIVES: pus·tu·lar / ˈpəschələr; ˈpəstyə-/ adj.

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pustuleBanjul, befool, Boole, boule, boules, boulle, cagoule, cool, drool, fool, ghoul, Joule, mewl, misrule, mule, O'Toole, pool, Poole, pul, pule, Raoul, rule, school, shul, sool, spool, Stamboul, stool, Thule, tomfool, tool, tulle, you'll, yule •mutule • kilojoule • playschool •intercool • Blackpool •ampoule (US ampule) • cesspool •Hartlepool • Liverpool • whirlpool •ferrule, ferule •curule • cucking-stool • faldstool •toadstool • footstool • animalcule •granule • capsule • ridicule • molecule •minuscule • fascicule • graticule •vestibule • reticule • globule •module, nodule •floccule • noctule • opuscule •pustule • majuscule • virgule

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pustule XIV. — (O)F. pustule or L. pustula blister, f. imit. base *pu- *phu- blow, inflate; see -ULE.

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pustule (pus-tewl) n. a small blister on the skin that contains pus.