corroboration

Mane (Îngilîzî)

1. (countable, uncountable) The act of corroborating, strengthening, or confirming; addition of strength; confirmation
2. (countable, uncountable) That which corroborates.

Hevwate

confirmation

affirmation

supporting evidence

evidence

documentation

certification

proof

assurance

endorsement

establishment

amplification

fortification

insistence

probate

acknowledgement

strengthening

validation

verification

acknowledgment

attestation

avouchment

Werger

corroboration

corroboración

corroboração

Bestätigung

confirmation

conferma

corroborazione

afirmación

تعزيز

Bekräftigung

corroboració

confirmação

affirmation

επιβεβαίωση

Etîmolojî (Îngilîzî)

Ji Middle English mîras hatiye girtin: corroboracioun

In summary

From Middle English corroboracioun, borrowed from Late Latin corrōborātiō (“strengthening”).