Crossword clue: a declaration that is made emphatically (as if no supporting evidence were necessary)

assertion, asseveration, averment.

The most common answer is assertion (9 letters).

3 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

Possible answers

assertion 9 letters wn-def

a declaration that is made emphatically (as if no supporting evidence were necessary)

asseveration 12 letters wn-def

a declaration that is made emphatically (as if no supporting evidence were necessary)

averment 8 letters wn-def

a declaration that is made emphatically (as if no supporting evidence were necessary)