Synonyms of letup

1 Syllable
halt, rest, break, stop, lull
2 Syllables
pause, lapse, let-up, cutoff, timeout, truce, relief, wind-down, time-out, recess
3 Syllables
palliation, suspensions, pausation, restfulness, cessation, respite, allayment, remission, intervals, lessening, downtime, suspension, slackening, interval
4 Syllables
deescalation, extrication, interruption, abatement, motionlessness, desistance, interruptions, somnolence
5 Syllables
mollification, de-escalation