Present participle; Past participle - giggling - giggled Present - giggle - giggle - giggles - giggle - giggle - giggle Past - giggled - giggled - giggled - giggled - giggled - giggled Future - will giggle - will giggle - will giggle - will giggle - will giggle - will giggle Present conditional - would giggle - would giggle - would giggle - would giggle - would giggle - would giggle Present Perfect - have giggled - have giggled - has giggled - have giggled - have giggled - have giggled Past Perfect - had giggled - had giggled - had giggled - had giggled - had giggled - had giggled Future Perfect - will have giggled - will have giggled - will have giggled - will have giggled - will have giggled - will have giggled Past conditional - would have giggled - would have giggled - would have giggled - would have giggled - would have giggled - would have giggled Imperative - - - giggle - - - - - - - -