internally adv 1: on or from the inside; "an internally controlled environment" [ant: {externally}]
Internally \In*ter"nal*ly\, adv. 1. Inwardly; within the enveloping surface, or the boundary of a thing; within the body; beneath the surface. [1913 Webster] 2. Hence: Mentally; spiritually. --Jer. Taylor. [1913 Webster]
19 Moby Thesaurus words for "internally": by birth, by nature, centrally, congenitally, deeply, genetically, immanently, inly, innately, interiorly, intimately, intrinsically, inwardly, naturally, originally, primally, primitively, profoundly, under the surface