Present participle; Past participle - rilling - rilled Present - rill - rill - rills - rill - rill - rill Past - rilled - rilled - rilled - rilled - rilled - rilled Future - will rill - will rill - will rill - will rill - will rill - will rill Present conditional - would rill - would rill - would rill - would rill - would rill - would rill Present Perfect - have rilled - have rilled - has rilled - have rilled - have rilled - have rilled Past Perfect - had rilled - had rilled - had rilled - had rilled - had rilled - had rilled Future Perfect - will have rilled - will have rilled - will have rilled - will have rilled - will have rilled - will have rilled Past conditional - would have rilled - would have rilled - would have rilled - would have rilled - would have rilled - would have rilled Imperative - - - rill - - - - - - - -