词根词缀：-ous, -ious, -eous

【来源及含义】Latin: full of or having the qualities of; in chemistry, a suffix denoting that the element indicated by the name bearing it, has a valence lower than that denoted by the termination -ic; as, nitrous, sulphurous, etc., as contrasted with nitric, sulphuric, etc.

【相关描述】Only a small number of the hundreds of examples are presented because there are just too many to include at this time.

【同源单词】abdominous, abiogenous, ablepharous, abstemious, acanthaceous, acanthocephalous

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