WordNet: assertion, asseveration, averment

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

• hypernym declaration

• hyponym claim

• hyponym claim

• hyponym accusation, charge

• hyponym contention

• hyponym ipse dixit, ipsedixitism

• hyponym affirmation, avouchment, avowal

• hyponym testimony

• hyponym denial, disaffirmation

assertion

• (englanti) assert (derivationally related)
• (suomi) väite (synonyymi)

• (suomi) väittämä (synonyymi)

asseveration

• (englanti) asseverate (derivationally related)
• (suomi) julistus (synonyymi)

• (suomi) vakuutus (synonyymi)

averment

• (englanti) aver (derivationally related)
• (suomi) väite (synonyymi)

• (suomi) vakuutus (synonyymi)