noun (common) (futsuumeishi)noun or participle which takes the aux. verb suru radicalization;radicalisation;becoming a radical

noun (common) (futsuumeishi)noun or participle which takes the aux. verb suru intensification;aggravation;becoming acute

noun (common) (futsuumeishi)noun or participle which takes the aux. verb suru sharpening (e.g. of an image);narrowing (of a peak)