組み込む
くみこむ · kumikomu · JLPT N1 · verb-godan
to include
組 (assemble) + 込む (push into): to push a part into a larger whole, like inserting a chip into a board
組み込む = 組む (to assemble) + 込む (to go or push inward). Think of fitting one piece inside a bigger structure, which covers insert, include, and the printing sense of cutting in.