the world > relative properties > order > agreement, harmony, or congruity > adaptation or adjustment > adapt or adjust [verb (transitive)] > fit in or into something (2)
U.S. Of a coat: To fit. to fay in: to fit into its place; also transitive to fill up (a gap).
With with (also to). transitive. To cause to cohere or fit in with something else; to link or relate closely. Frequently in passive. Cf. to key i…