Non-conforming basically means someone or something that does not fit in with the standard rules or expectations. Thus, the antonyms of this word would be those that imply compliance, conformity, and adherence to a set of expectations or social norms. Some examples of antonyms for non-conforming could be compliant, obedient, adaptable, conforming, conformist, conventional, fitting, obeying, standard, and traditional. These antonyms are often used to describe things or people that are conforming to the social norms or standards of society. Hence, they are the opposite of non-conforming, which implies divergence from the expected or accepted way of doing things.