Synonyms of built in

Verb

1. build in, integrate, incorporate

usage: make something an integral part of something else; "we can build in a special clause to make the contract better for you"

Adjective

1. built-in, constitutional, inbuilt, inherent, integral, intrinsic (vs. extrinsic), intrinsical

usage: existing as an essential constituent or characteristic; "the Ptolemaic system with its built-in concept of periodicity"; "a constitutional inability to tell the truth"