Present participle; Past participle - scintillating - scintillated Present - scintillate - scintillate - scintillates - scintillate - scintillate - scintillate Past - scintillated - scintillated - scintillated - scintillated - scintillated - scintillated Future - will scintillate - will scintillate - will scintillate - will scintillate - will scintillate - will scintillate Present conditional - would scintillate - would scintillate - would scintillate - would scintillate - would scintillate - would scintillate Present Perfect - have scintillated - have scintillated - has scintillated - have scintillated - have scintillated - have scintillated Past Perfect - had scintillated - had scintillated - had scintillated - had scintillated - had scintillated - had scintillated Future Perfect - will have scintillated - will have scintillated - will have scintillated - will have scintillated - will have scintillated - will have scintillated Past conditional - would have scintillated - would have scintillated - would have scintillated - would have scintillated - would have scintillated - would have scintillated Imperative - - - scintillate - - - - - - - -