What does 工夫 mean?
工夫 is a Japanese noun meaning “device, artifice, ingenuity” in English. It can also be translated as “device, dedication to spiritual improvement (esp. through Zen meditation)” depending on context. It is written as 工夫 in kanji, くふう in hiragana, and kufuu in romaji. This word is part of JLPT N2 vocabulary.
Example sentence
これは私が工夫した計画です。
This is a plan of my own devising.