dis- attaches only to noun and verb roots. The adjectives in the list given are all derived from nouns by the addition of adjectivalizers (-ate, -ive, -ful, -able, -ly).

The prefix is class-maintaining.

The two meanings are privative (as in disconnect, disinfect) and negative (as in disharmony, disorder).

All of these words involve a shift in the part of speech (from N to V) as well as derivation.

These words all contain bound roots.

The prefixes de- and dis- may both derive from the Latin prefix dis-, or de- may derive from the Latin prefix dē-; it is not entirely clear. In any case, like dis-, de -has the two meanings of privation (as in denude, deforest, deflower) and negation (as in denounce, deform, detract). The two prefixes are in competition with the native prefix un-, which likewise expresses privation (as in undo, unwrap) and negation (as in unfair, unhappy).

anti -attaches only to noun roots. The adjectives in the list given are all derived from nouns by the addition of adjectivalizers ( al, -ic, -ar).

The prefix is class-maintaining.

The meaning is ‘counter, opposite, inverse’.

These words all contain bound roots.

These words all involve a conversion, either from N > A (antiwar, antitrust, antiwrinkle) or from V > N (antifreeze, antiknock, antislip).

These words show an allomorph ant -of the morpheme occurring with roots beginning in a vowel. However, this allomorph is not consistently used in this context, as evidenced by antiaircraft, antiallergenic, antienzyme, anti-inflammatory.