Present participle; Past participle - stubbing - stubbed Present - stub - stub - stubs - stub - stub - stub Past - stubbed - stubbed - stubbed - stubbed - stubbed - stubbed Future - will stub - will stub - will stub - will stub - will stub - will stub Present conditional - would stub - would stub - would stub - would stub - would stub - would stub Present Perfect - have stubbed - have stubbed - has stubbed - have stubbed - have stubbed - have stubbed Past Perfect - had stubbed - had stubbed - had stubbed - had stubbed - had stubbed - had stubbed Future Perfect - will have stubbed - will have stubbed - will have stubbed - will have stubbed - will have stubbed - will have stubbed Past conditional - would have stubbed - would have stubbed - would have stubbed - would have stubbed - would have stubbed - would have stubbed Imperative - - - stub - - - - - - - -