What are the opposite words for super-sonic?

Antonyms for the word "super-sonic" refer to anything that goes slower than the speed of sound. The opposite of super-sonic is "subsonic" which describes any object or sound that travels at a speed lower than the speed of sound. Subsonic can be used to describe airplanes that fly at speeds lower than the speed of sound, bullets with slower velocity, or sounds traveling through air that are below the speed of sound. Other antonyms for super-sonic include sluggish, leisurely, and plodding. Therefore, while super-sonic represents something that is extremely fast, antonyms such as subsonic and sluggish denote something that is considerably slower.

What are the antonyms for Super-sonic?

• adj.

  • fast
  • boring
  ,
  • clumsy
  ,
  • dull
  ,
  • flexible
  ,
  • good
  ,
  • impermanent
  ,
  • insecure
  ,
  • loose
  ,
  • moral
  ,
  • movable
  ,
  • plodding
  ,
  • slow
  ,
  • sluggish
  ,
  • tardy
  ,
  • unattached
  ,
  • unfixed
  ,
  • unhurried
  ,
  • upright
  .
  • speedy
  • Slowed
  ,
  • delayed
  ,
  • halted
  ,
  • leisurely
  .
  • swift
  • expected
  ,
  • lazy
  .

Synonyms:

parakeet, paraquet, paroquet, parrakeet, parroket, parrot, parrot, parakeet, paraquet, paroquet.