苦悩[kunou] suffering
子煩悩[kobonnou] indulgent
思い悩む[omoinayamu] to worry
伸び悩む[nobinayamu] to be sluggish (business)
頭を悩ます[atamawonayamasu] to rack one's brains

悩ましい[nayamashii] seductive
悩ます[nayamasu] to afflict
悩み[nayami] trouble
悩みごと[nayamigoto] something causing worry
悩む[nayamu] to be worried

懊悩[ounou] anguish
懊悩煩悶[ounouhanmon] anguish

煩悶懊悩[hanmonounou] anguish