Too effective ~すぎる


Grammar Explanation

ご注文はうさぎですか? » Volume 1 » Page 66

The relaxing effect of the herbal tea Cocoa drank was too effective, as she fell right to sleep. (Note that () is a verb, not an adjective, meaning “to be effective” or “to do its work”.)

「ハーブティー()すぎ!」