fundamentally
1. [ adverb ] at bottom or by one's (or its) very nature
Synonyms: essentially basically in_essence au_fond
Examples:

"He is basically dishonest" "the argument was essentially a technical one" "for all his bluster he is in essence a shy person"

Related terms: essential fundamental basal essential fundamental
Similar spelling:   fundamental
  fundamentals
  fundamentalist
  fundamentalism
  fundamental_law
  fundamentalistic