Present, Future 嬉しい is [x] 嬉しくない is not [x] Past 嬉しかった was [x] 嬉しくなかった was not [x] Te-form, Continuative 嬉しくて is [x] and... 嬉しくなくて is not [x] and... Provisional 嬉しければ if it is [x] 嬉しくなければ if it is not [x] Conditional 嬉しかったら when/if it is [x] 嬉しくなかったら when/if it is not [x] Adverbial 嬉しく [x]-ly Noun form 嬉しさ [x]-ness