inherent as in existing as an essential constituent or characteristic

• "the Ptolemaic system with its built-in concept of periodicity"
• "a constitutional inability to tell the truth"

Synonyms

• built-inexisting as an essential constituent or characteristic
• constitutionala regular walk taken as a form of exercise ; of benefit to or intended to benefit your physical makeup; sanctioned by or consistent with or operating under the law determining the fundamental political principles of a government; existing as an essential constituent or characteristic; constitutional in the structure of something (especially your physical makeup)
• inbuiltexisting as an essential constituent or characteristic
• integralthe result of a mathematical integration; existing as an essential constituent or characteristic; constituting the undiminished entirety; of or denoted by an integer

inherent as in in the nature of something though not readily apparent

• "shortcomings inherent in our approach"
• "an underlying meaning"

Synonyms

• implicit in(p)
• underlyingin the nature of something though not readily apparent; located beneath or below ; being or involving basic facts or principles