Nihoner

“Underside of a bird's wing” in Japanese

Short answer
羽裏 haura はうら

Underside of a bird's wing in Japanese is “羽裏” (haura). Full meaning: underside of a bird's wing; lining of a haori.

Looking for the other direction? Search any Japanese word in the Nihoner lexicon, or practise what you have learned in the learning games.