kanji character, lie in wait, spy on, reconnoiter, kanji component top, hole, aperture, slit, cave, den, trou, orifice, fente, grotte, tanière, agujero, hueco, cueva, lugar poco conocido, lugar escondido, buraco, orifício, brecha, caverna, gruta, kanji component bottom, standard, measure, norme, mesure, compás, regla, medida, norma, padrão, medida