inherent in WordNet English dictionary

1. existing as an essential constituent or characteristic
   "the Ptolemaic system with its built-in concept of periodicity"; "a constitutional inability to tell the truth"
   built-in  constitutional  inbuilt  inherent  integral 
   
2. in the nature of something though not readily apparent
   "shortcomings inherent in our approach"; "an underlying meaning"
   implicit in  inherent  underlying