Present participle; Past participle - undeceiving - undeceived Present - undeceive - undeceive - undeceives - undeceive - undeceive - undeceive Past - undeceived - undeceived - undeceived - undeceived - undeceived - undeceived Future - will undeceive - will undeceive - will undeceive - will undeceive - will undeceive - will undeceive Present conditional - would undeceive - would undeceive - would undeceive - would undeceive - would undeceive - would undeceive Present Perfect - have undeceived - have undeceived - has undeceived - have undeceived - have undeceived - have undeceived Past Perfect - had undeceived - had undeceived - had undeceived - had undeceived - had undeceived - had undeceived Future Perfect - will have undeceived - will have undeceived - will have undeceived - will have undeceived - will have undeceived - will have undeceived Past conditional - would have undeceived - would have undeceived - would have undeceived - would have undeceived - would have undeceived - would have undeceived Imperative - - - undeceive - - - - - - - -