profound (Adjective) — Showing intellectual penetration or emotional depth. ex. "the differences are profound" ex. "a profound insight" ex. "a profound book" ex. "a profound mind" ex. "profound contempt" ex. "profound regret"
profound (Adjective) — Of the greatest intensity; complete. ex. "a profound silence" ex. "a state of profound shock"
profound (Adjective) — Far-reaching and thoroughgoing in effect especially on the nature of something. ex. "profound social changes"
profound (Adjective) — Coming from deep within one. ex. "a profound sigh"
profound (Adjective) — (of sleep) deep and complete. ex. "fell into a profound sleep"
profound (Adjective) — Situated at or extending to great depth; too deep to have been sounded or plumbed. ex. "the profound depths of the sea"