introvenient

from The Collaborative International Dictionary of English v.0.48

Introvenient \In`tro*ven"ient\, a. [L. introveniens, p. pr. of
   introvenire to come in; intro within + venire to come.]
   Coming in together; entering; commingling. [R.] --Sir T.
   Browne.
   [1913 Webster]