Present participle; Past participle - tickling - tickled Present - tickle - tickle - tickles - tickle - tickle - tickle Past - tickled - tickled - tickled - tickled - tickled - tickled Future - will tickle - will tickle - will tickle - will tickle - will tickle - will tickle Present conditional - would tickle - would tickle - would tickle - would tickle - would tickle - would tickle Present Perfect - have tickled - have tickled - has tickled - have tickled - have tickled - have tickled Past Perfect - had tickled - had tickled - had tickled - had tickled - had tickled - had tickled Future Perfect - will have tickled - will have tickled - will have tickled - will have tickled - will have tickled - will have tickled Past conditional - would have tickled - would have tickled - would have tickled - would have tickled - would have tickled - would have tickled Imperative - - - tickle - - - - - - - -