The word "am commensurate" means to be in proportion or corresponding to something. Therefore, antonyms for this phrase would revolve around being disproportionate or not corresponding to something. Some antonyms for "am commensurate" could be "inadequate," "insufficient," "disproportionate," "imbalanced," or "unequal." These words convey a sense of imbalance or a lack of equivalence. For example, if someone says, "My salary is commensurate with my qualifications and experience," an antonym could be, "My salary is insufficient for my qualifications and experience." Antonyms can provide an insightful way to convey the opposite meaning of a word or phrase.