ослабевать

languish; slacken; abate; grow weak; fail; droop; sink; tone; wane; wither; be down; attenuate; faint (от усталости, голода); jade (о внимании); slack; slake; grow feeble; flag-leaf; tone down; fade (Notburga); limpen; break down; fall into a decline (особ. от болезни); fall off; ease up; relax; become looser; diminish; loosen; relent; ebb (to become less • His strength was ebbing fast); flag (to become tired or weak • Halfway through the race he began to flag); jadeite (о внимании и т.п.); go off (о боли, волнении); sag; recede (The pain from my headache slowly began to recede. VLZ_58); get weaker (Andrey Truhachev); become weaker (Andrey Truhachev); grow weaker (Andrey Truhachev); be weakening (Andrey Truhachev); wear off (The anesthesia that the dentist used is wearing off, and the feeling is returning to my lips. VLZ_58); lessen (Abysslooker); decaying; peter out (eugenealper); lighten up (The rain is lightening up Mr. Wolf); impair; lower; perish; prolapse; quench; remit; sick; sicken; swarf; get weak; break (to soften the effect of (a fall, the force of the wind etc.)); let up (to become less strong or violent; to stop)

thin (о движ. людей или транспорта • traffic in the alley started to thin Val_Ships)

subside (о ценах, спросе); taper; die away

let up; slip; relent (The wind would not relent. Val_Ships)

abate (напр., о проявлениях заболевания); decay; die; give; slack off; fall away; be on the wane; go off (о боли, волнении и т. п.); tail away; tail off; ebb away; flag (о лошади после скачек)

run loose; run down (о пружине); weaken (о пружине); slacken (о пружине)