flatly

Adverb

• In a direct, blunt, or uncompromising manner.
• in an unqualified manner
  • "he flatly denied the charges"

Adv

• In a physically flat or level manner.
• In a definite manner; in a manner showing complete certainty.
• In a manner that shows no emotion.

Examples

• He FLATLY refused to believe his opponent had found a seven-letter word on such a cluttered board.
• He replied flatly to the policeman's questions.
• It was an accusation that he flatly denied.

Synonyms

categorically, unconditionally