Vocabulary consisting only from characters you are able to read
工夫
kufuu
(1)scheme, device, scheming, devising, figuring out, coming up with, solving ingeniously, (2)dedication to spiritual improvement (esp. through Zen meditation); (sens) labourer, laborer, blue-collar suru
耳にする
miminisuru
to hear, to hear by chance, to hear by accident, to catch (the sound)suru