Present participle; Past participle - tilling - tilled Present - till - till - tills - till - till - till Past - tilled - tilled - tilled - tilled - tilled - tilled Future - will till - will till - will till - will till - will till - will till Present conditional - would till - would till - would till - would till - would till - would till Present Perfect - have tilled - have tilled - has tilled - have tilled - have tilled - have tilled Past Perfect - had tilled - had tilled - had tilled - had tilled - had tilled - had tilled Future Perfect - will have tilled - will have tilled - will have tilled - will have tilled - will have tilled - will have tilled Past conditional - would have tilled - would have tilled - would have tilled - would have tilled - would have tilled - would have tilled Imperative - - - till - - - - - - - -