Present participle; Past participle - shrewing - shrewed Present - shrew - shrew - shrews - shrew - shrew - shrew Past - shrewed - shrewed - shrewed - shrewed - shrewed - shrewed Future - will shrew - will shrew - will shrew - will shrew - will shrew - will shrew Present conditional - would shrew - would shrew - would shrew - would shrew - would shrew - would shrew Present Perfect - have shrewed - have shrewed - has shrewed - have shrewed - have shrewed - have shrewed Past Perfect - had shrewed - had shrewed - had shrewed - had shrewed - had shrewed - had shrewed Future Perfect - will have shrewed - will have shrewed - will have shrewed - will have shrewed - will have shrewed - will have shrewed Past conditional - would have shrewed - would have shrewed - would have shrewed - would have shrewed - would have shrewed - would have shrewed Imperative - - - shrew - - - - - - - -