慢まん性せい閉へい塞そく性せい肺はい疾しっ患かんMeaningsNoun1. chronic obstructive pulmonary disease; COPDKanji used慢arrogant性nature (of a person)閉closed塞blockage肺lung疾rapidly患afflictedComposed of慢まん性せいchronic (illness)No-adjective閉へい塞そくblockage; blockade; blocking up; stoppage; obstruction; occlusionNoun性せいnature (of a person); sex; gender; sex (i.e. sexual attraction, activity, etc.); -ty; -ity; -ness; -cyNoun肺はいlungNoun疾しっ患かんdisease; illness; disorder; condition; ailmentNoun