Falsify

"Falsify" in Japanese

偽造

gizō suru

(to alter so as to be false)

偽造する

gizō suru

(to counterfeit, forge)

改竄する

kaizan suru

(to alter so as to be false)

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.