Present "blacken" | I | blacken | |
Present Continuous "blacken" | I | am blackening | |
Simple past "blacken" | I | blackened | |
Past Continuous "blacken" | I | was blackening | |
Present perfect "blacken" | I | have blackened | |
Present perfect continuous "blacken" | I | have been blackening | |
Past perfect "blacken" | I | had blackened | |
Past perfect continuous "blacken" | I | had been blackening | |
Future "blacken" | I | will blacken | |
Future continuous "blacken" | I | will be blackening | |
Future perfect "blacken" | I | will have blackened | |
Future perfect continuous "blacken" | I | will have been blackening |