decelerate, retard, slacken, become slower, slow up, reduce the speed.
sluggish (adjective)
Synonyms:
languid, tardy, dilatory.
gradual (adjective)
leisurely (adjective)
Synonyms:
unhurried.
delay (noun)
hinder (verb)
Synonyms:
inhibit.
moderate (noun)
slack (noun)
Synonyms:
laggard.
More slow synonyms
slow-moving, lingering, slowed, slow pace, slow rate, slowly, hamper, impede, retarded, in a hurry, in no hurry, make haste, no hurry, in haste, haste, hurry up, hurry, rush, hasten, brake, hurried, hold, reduce, diminish, lower,