slow down (v.)
- abate
- allay
- alleviate
- arrest
- assuage
- attemper
- backpedal
- block
- blunt
- boycott
- brake
- bridle
- chasten
- check
- confine
- constrain
- contain
- control
- cool
- curb
- curtail
- damp
- dampen
- de-emphasize
- deaden
- decelerate
- decrease
- delay
- detain
- diminish
- downplay
- drag
- dull
- ease
- enjoin
- extenuate
- govern
- guard
- halt
- hinder
- hold
- impede
- inhibit
- keep
- lag
- lay
- lenify
- lessen
- lighten
- mire
- mitigate
- moderate
- modulate
- obstruct
- obtund
- palliate
- picket
- prohibit
- pull
- qualify
- reduce
- reef
- rein
- relax
- restrain
- retard
- retrench
- revolt
- slack
- slacken
- slow
- smother
- snub
- sober
- soften
- stall
- stay
- stifle
- stop
- straiten
- strike
- stymie
- subdue
- suppress
- tame
- temper
- unbend
- underplay
- unlax
- unwind
- weaken
- withhold