Antonyms for Sped up

Antonyms starting with letter D

• delay

  act, alleviate, incite
• dissuade

  act, incite, timing
• decelerate

  accelerate, hurry, act
• discourage

  act, incite, timing
• decrease

  adjoin, increase, accelerate
• diminish

  accelerate, adjoin, increase
• demote

  alleviate
• depress

  increase, alleviate
• dawdle

  act, hurry
• demolish

  increase
• destroy

  increase
• 

  drop
• divide
• decline
• descend
• defer

  timing
• detach

  adjoin
• deduct

  adjoin
• detain

  assist the progress of
• dally
• deflate