adv. 25B6; adverb PROFOUNDLY, greatly, enormously, extremely, very much; strongly, powerfully, intensely, keenly, acutely; thoroughly, completely, entirely; informal well, seriously, majorly.
DEEPLY
Meaning of DEEPLY in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012