When expressing concern about something, there are many ways to say it. "Am concerned with" is just one way to phrase this sentiment. Some other synonyms for "am concerned with" include "am worried about," "have apprehensions regarding," "am troubled by," "am bothered by," "am uneasy about," "am anxious about," and "am preoccupied with." Each of these phrases conveys a slightly different shade of meaning, but all express the speaker's emotional investment in the topic at hand. By using these synonyms in place of "am concerned with," writers and speakers can add variety and nuance to their language, making their communication more engaging and effective.