Present participle; Past participle - lambing - lambed Present - lamb - lamb - lambs - lamb - lamb - lamb Past - lambed - lambed - lambed - lambed - lambed - lambed Future - will lamb - will lamb - will lamb - will lamb - will lamb - will lamb Present conditional - would lamb - would lamb - would lamb - would lamb - would lamb - would lamb Present Perfect - have lambed - have lambed - has lambed - have lambed - have lambed - have lambed Past Perfect - had lambed - had lambed - had lambed - had lambed - had lambed - had lambed Future Perfect - will have lambed - will have lambed - will have lambed - will have lambed - will have lambed - will have lambed Past conditional - would have lambed - would have lambed - would have lambed - would have lambed - would have lambed - would have lambed Imperative - - - lamb - - - - - - - -