Coapt means to bring together and adjust or fit in order to form a harmonious whole. There are a few synonyms for coapt, such as reconcile, integrate, unite, harmonize, and mesh. Reconcile implies restoring peace, unity, and agreement between different individuals or parties. Integrating denotes combining or blending two or more things into a cohesive whole. Uniting suggests joining separate entities to form one. Harmonizing means bringing different elements into a pleasing agreement or balance. Meshing involves fitting different elements together seamlessly. These synonyms all communicate the sense of bridging gaps or differences and creating a unified whole.