词根词缀：libr-, libel

【来源及含义】Latin: book; originally, the "inner bark of a tree", whence "the text written on this", "collection of leaves for writing", and finally "book"

【相关词根词缀】 Related book unit: biblio-.

【同源单词】Cave ab homine unius libri, ex libris, exlibris, interlibrary loan, lending library, libel

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