deteriorate (verb)
61regress — verb he regressed to his former state of madness Syn: revert, retrogress, relapse, lapse, backslide, slip back; deteriorate, decline, worsen, degenerate, get worse; informal go downhill Ant: progress …
62stagnate — verb 1) obstructions allow water to stagnate Syn: stop flowing, become stagnant, become trapped; stand; become foul, become stale; fester, putrefy Ant: flow 2) exports stagnated Syn …
63suffer — verb 1) I hate to see him suffer Syn: hurt, ache, be in pain, feel pain; be in distress, be upset, be miserable 2) she suffers from asthma Syn: be afflicted by/with, be affected by, be troubled with …
64tire — verb 1) he began to tire as the ascent grew steeper Syn: weaken, grow weak, flag, wilt, droop; deteriorate 2) the journey had tired her Syn: fatigue, tire out, exhaust, wear out, drain …
65unravel — verb 1) he unraveled the strands Syn: untangle, disentangle, separate out, unwind, untwist, unsnarl, unthread Ant: entangle 2) detectives are trying to unravel the mystery Syn …
66worsen — verb 1) insomnia can worsen a patient s distress Syn: aggravate, exacerbate, compound, add to, intensify, increase, magnify, heighten, inflame, augment; informal add fuel to the fire of Ant: improve 2) t …
67crumble — verb 1) the plaster was crumbling Syn: disintegrate, fall apart, fall to pieces, collapse, decompose, break up, decay, become dilapidated 2) crumble the cheese with your fingers Syn: break up, crush …
68erode — verb Syn: wear away/down, abrade, grind down, crumble, weather, undermine, weaken, deteriorate, destroy …
69fail — verb 1) the scheme had failed Syn: be unsuccessful, fall through, fall flat, collapse, founder, backfire, miscarry, come unstuck; informal flop, bomb 2) he failed his examination Syn: be unsuccessful in …
70improve — verb 1) ways to improve the service Syn: make better, ameliorate, upgrade, refine, enhance, boost, build on, raise 2) communications improved Syn: get better, advance, progress …
