identity
noun
2 she was afraid of losing her identity as a writer:
individuality, self, selfhood, ego, personality, character, originality, distinctiveness, distinction, singularity, peculiarity, uniqueness, differentness.
3 a case of mistaken identity:
identification, recognition, naming, singling out, picking out, pinpointing, placing;
discerning, distinguishing;
North American, informal fingering.
4 management need to secure an identity of interests with shareholders:
identicalness, sameness, selfsameness, oneness, congruity, congruence, indistinguishability, interchangeability;
likeness, alikeness, uniformity, similarity, closeness, accordance, alignment, parallelism, symmetry.
▷antonyms mismatch.
identity Oxford Dictionary of English