Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun slackening

1 sense of slackening

Sense 1
relaxation, loosening, slackening -- (an occurrence of control or strength weakening; "the relaxation of requirements"; "the loosening of his grip"; "the slackening of the wind")
       => weakening -- (becoming weaker)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb slacken

4 senses of slacken

Sense 1
slow, slow down, slow up, slack, slacken -- (become slow or slower; "Production slowed")
       => weaken -- (become weaker; "The prisoner's resistance weakened after seven days")

Sense 2
slack, slacken, slack up, relax -- (make less active or fast; "He slackened his pace as he got tired"; "Don't relax your efforts now")
       => decrease, lessen, minify -- (make smaller; "He decreased his staff")

Sense 3
slacken -- (become looser or slack; "the rope slackened")
       => weaken -- (become weaker; "The prisoner's resistance weakened after seven days")
          Phrasal Verb-> slacken off#1

Sense 4
slacken, remit -- (make slack as by lessening tension or firmness)
       => loosen, loose -- (make loose or looser; "loosen the tension on a rope")