WordNet: affirm, confirm, corroborate, substantiate, support, sustain

establish or strengthen as with new evidence or facts; "his story confirmed my doubts"; "The evidence supports the defendant"

• hyponym back, back up

• hyponym vouch

• hyponym verify

• hyponym demonstrate, establish, prove, shew, show

• hyponym document

• hyponym validate

affirm

• (englanti) negate (antonym)

• (englanti) affirmable (derivationally related)

• (englanti) affirmation (derivationally related)
• (suomi) vahvistaa (synonyymi)

confirm

• (englanti) confirmation (derivationally related)

• (englanti) confirmative (derivationally related)

• (englanti) confirmation (derivationally related)

• (englanti) confirmatory (derivationally related)
• (suomi) lujittaa (synonyymi)

corroborate

• (englanti) corroboratory (derivationally related)

• (englanti) corroborative (derivationally related)

• (englanti) corroboration (derivationally related)
• (suomi) varmentaa (synonyymi)

substantiate

• (englanti) substantiation (derivationally related)

• (englanti) substantiative (derivationally related)

• (englanti) substantiation (derivationally related)
• (suomi) todentaa (synonyymi)

support

• (englanti) support (derivationally related)
• (suomi) tukea (synonyymi)

sustain

• (englanti) sustainable (derivationally related)
• (suomi) näyttää toteen (synonyymi)