Internally

1. (adv.) Inwardly; within the enveloping surface, or the boundary of a thing; within the body; beneath the surface.

2. (adv.) Hence: Mentally; spiritually.

Thesaurus Entries

by birth, by nature, centrally, congenitally, deeply, genetically, immanently, inly, innately, interiorly, intimately, intrinsically, inwardly, naturally, originally, primally, primitively, profoundly, under the surface