Present participle; Past participle - staving - staved Present - stave - stave - staves - stave - stave - stave Past - staved - staved - staved - staved - staved - staved Future - will stave - will stave - will stave - will stave - will stave - will stave Present conditional - would stave - would stave - would stave - would stave - would stave - would stave Present Perfect - have staved - have staved - has staved - have staved - have staved - have staved Past Perfect - had staved - had staved - had staved - had staved - had staved - had staved Future Perfect - will have staved - will have staved - will have staved - will have staved - will have staved - will have staved Past conditional - would have staved - would have staved - would have staved - would have staved - would have staved - would have staved Imperative - - - stave - - - - - - - -