to seclude oneself / to be filled with... / to be stuffy, to be muffled

隈, 曲, 阿: corner, nook, recess / 隈, 曲, 阿: shade, shadow, dark area / 隈, 曲, 阿: dark circles under one's eyes. often clarified as 目の下のくま. / 隈: (abbreviation) kumadori

(idiomatic, especially a child) to be on the verge of tears

昆虫学者: entomologist