Nonsteroid
Part of speech: noun
Definition: A substance that is not a steroid.
Nonsteroidal
Part of speech: adjective
Definition: That does not consist of, or contain steroids.
Nonsteroid as a noun is a substance that is not a steroid. while Nonsteroidal as an adjective is that does not consist of, or contain steroids.
Part of speech: noun
Definition: A substance that is not a steroid.
Part of speech: adjective
Definition: That does not consist of, or contain steroids.
We hope you now know whether to use Nonsteroid or Nonsteroidal in your sentence.