Synonyms and Antonyms of slacken
1 to make less taut <you'll need to slacken the rope a bit to get it free of that post> Synonyms ease, loosen, relax, slack Related Words detach, free, unbind, undo, unfasten, untie Near Antonyms attach, bind, fasten, tie; constrain, restrain Antonyms strain, stretch, tense, tension, tighten
2 to cause to move or proceed at a less rapid pace <drivers need to slacken their speed as they approach the sharp curve> Synonyms brake, decelerate, retard, slowRelated Words halt, stop; encumber, hamper, handicap, hinder, hobble, hold back, hold up, impede, inhibit, obstruct, set back, tie up; bottleneck; arrest, check, constrain, curb, rein, restrain; baffle, foil, frustrate, sabotage, thwartNear Antonyms drive, encourage, goad, propel, push, spur, stir, urge; advance, aid, dispatch, ease, expedite, facilitate, forward, further, helpAntonyms accelerate, hasten, hurry, quicken, rush, speed (up), step up
Seen and Heard
What made you want to look up slacken? Please tell us where you read or heard it (including the quote, if possible).