煮沸[shafutsu] boiling up
湯沸器[yuwakashiki] water-heater
沸かす[wakasu] to boil
沸き出す[wakidasu] to gush out
沸上がる[wakiagaru] to boil up

沸き返る[wakikaeru] to boil up
沸き立つ[wakitatsu] to boil strongly
沸点[futten] boiling point
沸騰[futtou] boiling
沸騰点[futtouten] boiling point

可鎔性[kayousei] fusibility
鎔かす[wakasu] to boil
鎔く[toku] to dissolve (paint)
鎔ける[tokeru] to melt
鎔鉱炉[youkouro] smelting furnace

鎔接[yousetsu] weld
可鎔片[kayouhen] fuse
鎔解[youkai] melting
鎔銑[yousen] molten iron