Present participle; Past participle - thirsting - thirsted Present - thirst - thirst - thirsts - thirst - thirst - thirst Past - thirsted - thirsted - thirsted - thirsted - thirsted - thirsted Future - will thirst - will thirst - will thirst - will thirst - will thirst - will thirst Present conditional - would thirst - would thirst - would thirst - would thirst - would thirst - would thirst Present Perfect - have thirsted - have thirsted - has thirsted - have thirsted - have thirsted - have thirsted Past Perfect - had thirsted - had thirsted - had thirsted - had thirsted - had thirsted - had thirsted Future Perfect - will have thirsted - will have thirsted - will have thirsted - will have thirsted - will have thirsted - will have thirsted Past conditional - would have thirsted - would have thirsted - would have thirsted - would have thirsted - would have thirsted - would have thirsted Imperative - - - thirst - - - - - - - -