词根词缀：dis-, di-, dif-

【来源及含义】Latin: separation, apart, asunder; removal, away, from; negation, deprivation, undoing, reversal, utterly, completely; in different directions

【相关描述】The meaning of dis- varies with different words; dif-, assimilated form of dis- before f; di-, form of dis- before b, d, g, l, m, n, r, and v.

【同源单词】diffect, differ, difference, different, differentia, differential

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：ten-, tent-, tin-, -tain, -tainment, -tenance, -tinence

【来源及含义】Latin: hold, grasp, have

【同源单词】abstain, abstain, abstainer, abstaining, abstemious, abstention