Present participle; Past participle - groaning - groaned Present - groan - groan - groans - groan - groan - groan Past - groaned - groaned - groaned - groaned - groaned - groaned Future - will groan - will groan - will groan - will groan - will groan - will groan Present conditional - would groan - would groan - would groan - would groan - would groan - would groan Present Perfect - have groaned - have groaned - has groaned - have groaned - have groaned - have groaned Past Perfect - had groaned - had groaned - had groaned - had groaned - had groaned - had groaned Future Perfect - will have groaned - will have groaned - will have groaned - will have groaned - will have groaned - will have groaned Past conditional - would have groaned - would have groaned - would have groaned - would have groaned - would have groaned - would have groaned Imperative - - - groan - - - - - - - -