蔓延 [ㄇㄢˋ ㄧㄢˊ; man4 yan2] to extend to spread ◄ ►
蔓延 蔓衍 まんえん noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru spread (e.g. of a disease) rampancy infestation proliferation ◄ ►