deteriorate (verb)
101adulterate — adul·ter·ate /ə dəl tə ˌrāt/ vt at·ed, at·ing: to corrupt, debase, or make impure by the addition of a foreign or inferior substance or element; esp: to prepare for sale by omitting a valuable ingredient or by replacing more valuable ingredients… …
102debase — I verb abase, adulterate, bastardize, befoul, cheapen, coarsen, contaminate, corrumpere, corrupt, debauch, defile, degrade, dehumanize, demoralize, deprave, depreciate, depress, desecrate, deteriorate, discredit, disgrace, dishonor, downgrade,… …
103decay — I verb addle, atrophy, be reduced in worth, become enfeebled, become lower in quality, become putrescent, blight, break down, break up, canker, consume, corrode, corrupt, crumble, decline, decompose, decompound, degenerate, depreciate,… …
104degenerate — I noun corrupt person, debased person, debauchee, decadent person, degraded person, depraved person, derelict, disreputable person, immoral person, pervert, rapscallion, recreant, scamp, scapegrace, transgressor, wastrel, worthless person II verb …
105devalue — I verb adulterate, belittle, cheapen, contaminate, corrupt, damage, debase, debauch, defile, degenerate, degrade, denature, depreciate, depress, deteriorate, dilute, disable, disparage, impair, pollute, reduce, taint II index adulterate, corrupt …
106downgrade — I verb debase, decline, deduct, deflate, defrock, degrade, demote, depreciate, deprive, deteriorate, discredit, disgrace, disparage, humiliate, mock, pillory, reduce, supersede, suspend, unfrock II index debase, decline, deduct (reduce) …
107atrophy — I (New American Roget s College Thesaurus) n. degeneration, deterioration. II (Roget s 3 Superthesaurus) I n. degeneration, wasting, deterioration, withering, emaciation, decline, weakening. II v. degenerate, waste, deteriorate, wither, emaciate …
108descend — I (New American Roget s College Thesaurus) v. i. go down (see descent); lower or debase oneself (see disrepute). descend [up]on II (Roget s IV) v. 1. [To move lower] Syn. come down, go down, slide, settle, drop, stoop, gravitate, slip, dismount,… …
109disintegrate — I (New American Roget s College Thesaurus) v. break up, separate, decompose; decay, crumble, dissolve, fall apart. See disjunction, decomposition. II (Roget s IV) v. 1. [To break up] Syn. break down, separate, atomize, dissolve, divide, dismantle …
110lapse — I (New American Roget s College Thesaurus) n. passage, interval; oversight, peccadillo, error. v. i. pass, glide away; deteriorate; err. See time, badness, reversion, descent, past. II (Roget s IV) n. Syn. slip, mistake, failure; see error 1 . v …
