Falsification

Falsify

1 : to prove or declare false : disprove
2 : to make false: as
a : to make false by mutilation or addition <the accounts were falsified to conceal a theft>
b : to represent falsely : misrepresent
3 : to prove unsound by experienceintransitive verb
: to tell lies : lie

Other forms: fal·si·fied; fal·si·fy·ing
fal·si·fi·abil·i·tynoun
fal·si·fi·able adjective
fal·si·fi·ca·tion noun
fal·si·fi·er noun