Present
| I | counterfeit |
| You | counterfeit |
| She | counterfeits |
| We | counterfeit |
| They | counterfeit |
Past
| I | counterfeited |
| You | counterfeited |
| She | counterfeited |
| We | counterfeited |
| They | counterfeited |
Perfect
| I | have | counterfeited |
| You | have | counterfeited |
| She | has | counterfeited |
| We | have | counterfeited |
| They | have | counterfeited |
Future
| I | will | counterfeit |
| You | will | counterfeit |
| She | will | counterfeit |
| We | will | counterfeit |
| They | will | counterfeit |
Past Perfect
| I | had | counterfeited |
| You | had | counterfeited |
| She | had | counterfeited |
| We | had | counterfeited |
| They | had | counterfeited |
Future Perfect
| I | will | have | counterfeited |
| You | will | have | counterfeited |
| She | will | have | counterfeited |
| We | will | have | counterfeited |
| They | will | have | counterfeited |
Present - Conditional
| I | would | counterfeit |
| You | would | counterfeit |
| She | would | counterfeit |
| We | would | counterfeit |
| They | would | counterfeit |
Perfect - Conditional
| I | would | have | counterfeited |
| You | would | have | counterfeited |
| She | would | have | counterfeited |
| We | would | have | counterfeited |
| They | would | have | counterfeited |