Dictionary/煮やすにやすNiyasu煮やす (Niyasu) is a Japanese godan verb meaning “to cook inside”.Meaningsgodan verb, transitive verbto cook insideKanji in 煮やす煮boilRelated words煮るto boil炊くto cook (grains, e.g. rice)煮込むto boil well煮物nimono煮えるto be boiled煮詰めるto boil down雑煮soup containing rice cakes and vegetables (New Year's dish)