Present participle; Past participle - shambling - shambled Present - shamble - shamble - shambles - shamble - shamble - shamble Past - shambled - shambled - shambled - shambled - shambled - shambled Future - will shamble - will shamble - will shamble - will shamble - will shamble - will shamble Present conditional - would shamble - would shamble - would shamble - would shamble - would shamble - would shamble Present Perfect - have shambled - have shambled - has shambled - have shambled - have shambled - have shambled Past Perfect - had shambled - had shambled - had shambled - had shambled - had shambled - had shambled Future Perfect - will have shambled - will have shambled - will have shambled - will have shambled - will have shambled - will have shambled Past conditional - would have shambled - would have shambled - would have shambled - would have shambled - would have shambled - would have shambled Imperative - - - shamble - - - - - - - -