突
stab, protruding, thrust, pierce, prick, collision, sudden
On'yomi: トツ (totsu)、 カ (ka)
Kun'yomi: つ.く (tsu.ku)
Stroke order
沸
seethe, boil, ferment, uproar, breed
On'yomi: フツ (futsu)
Kun'yomi: わ.く (wa.ku)、 わ.かす (wa.kasu)
Stroke order