Covenantal is a word that refers to a promise or an agreement, often between two or more parties. Some synonyms for covenantal include contractual, obligated, pledged, and committed. Additionally, the word can be associated with religious or spiritual commitments, so other synonyms may include faith-based, devoted, or sacred. Covenantal can also connote a sense of mutual trust and responsibility, so synonyms like loyal, faithful, and dependable may also be appropriate. Ultimately, the choice of synonym will depend on the specific context in which covenantal is being used, but these options provide a starting point for exploring alternative wording.