Present participle; Past participle - plopping - plopped Present - plop - plop - plops - plop - plop - plop Past - plopped - plopped - plopped - plopped - plopped - plopped Future - will plop - will plop - will plop - will plop - will plop - will plop Present conditional - would plop - would plop - would plop - would plop - would plop - would plop Present Perfect - have plopped - have plopped - has plopped - have plopped - have plopped - have plopped Past Perfect - had plopped - had plopped - had plopped - had plopped - had plopped - had plopped Future Perfect - will have plopped - will have plopped - will have plopped - will have plopped - will have plopped - will have plopped Past conditional - would have plopped - would have plopped - would have plopped - would have plopped - would have plopped - would have plopped Imperative - - - plop - - - - - - - -