Radical : Radical : Radical : ( Radical919) twelve strokes in Kanji;
dimensional, e.g.
;
directional, e.g.
;
logical, e.g.
in Hiragana: period; time;
disease's stage;
geological age (term);
session of parliament; term in office;
in Kanji: date; period; term; time;
Ki (family name, surname);
numerological, e.g.
3;
structural, e.g.