词根词缀：draco-, drac-

【来源及含义】Greek > Latin: dragon; a kind of serpent; snake; a kind of fish; by extension, a festering sore

【同源单词】dracontiasis, dracuncular, dracunculiasis, Dracunculidae, Dracunculoidea, dracunculosis

词根词缀：gangren-

【来源及含义】Greek: an eating, or gnawing, sore ending in mortification, necrosis, or the death of bodily tissue; usually the result of ischemia or the loss of blood supply to the affected area, bacterial invasion, and subsequent putrefaction

【同源单词】dry gangrene, gangrenate, gangrene, gangrenosis, gangrenous, gangrenous cellulitis

词根词缀：helc-, helco-, elc-

【来源及含义】Greek: ulcer, sore

【同源单词】dacryelcosis, dacryohelcosis, helcodermatosis, helcoid, helcology, helcoma

词根词缀：ichor-

【来源及含义】Greek: fluid [distinct from blood] that flows through the veins of the gods; by extension, "watery part of blood or milk," used in the sense of "thin, serous or sanious fluid, especially from a wound or sore"

【相关词根词缀】Cross references of word groups that are related, partially or extensively, to: "blister, bump, swelling": bull-; papulo-; pemphig-; puro-; pus-; pustu-; pyo-; suppurant-; tum-; vesico-; vesiculo-.

【同源单词】ichor, ichorhemia, ichoroid, ichorous, ichorous pus, ichorrhemia

词根词缀：psoro-, psor-

【来源及含义】Greek: itch, mange

【相关词根词缀】 Cross references directly, or indirectly, involving the "skin": callus-; chorio-; cicatri- (scar); cori-; cuti-; hymen-; lepido- (scab, scale); papulo- (pimple); pustu- (blister, pimple); rhytid- (wrinkle); scabio- (mange, itchy); sebo- (grease, oil).

【同源单词】antipsoric, parapsoriasis, psora, psorelcosis, psorenteritis, Psorergates

词根词缀：ulc-, ulcer-

【来源及含义】Latin: sore, sore spot, painful spot

【同源单词】blepharitis ulcerosa, cutaneous ulcer, cystoscopic ulcer, diabetic ulcer, exulceration, gastroduodenal ulcer