In conformity simply means compliance with rules, regulations, norms, customs, standards, or expectations. There are several synonyms that can replace this phrase, such as adherence, agreement, congruity, conformance, consistency, correspondence, obedience, observance, suitableness, and accordance. These terms denote conformity with a specific set of expectations, principles, or standards. For instance, adherence refers to following a given principle or ideology, while observance implies complying with a religious or cultural tradition. On the other hand, conformance is an agreement with established specifications or standards, while congruity refers to the harmony or compatibility between different elements. Overall, there are numerous synonyms for in conformity that express the idea of complying with established norms and expectations.