v. Function: verb
1 to pass from a higher to a lower type or condition FF1C; the road quickly deteriorated into a bumpy path FF1E;
Synonyms: decline, degenerate, descend, disimprove, disintegrate, retrograde, rot, sink, worsen
Related Words: crumble, decay, decompose; impair, mar, spoil; debilitate, undermine, weaken; depreciate, lessen
Idioms: be the worse for wear, go downhill, go to pot ( or the dogs)
Contrasted Words: better, improve; advance, progress; enhance, heighten
Antonyms: ameliorate
2
Synonyms: FAIL 1, decline, ||dwine, fade, flag, languish, weaken