Dictionary/辛酸しんさんShinsan辛酸 (Shinsan) is a Japanese noun meaning “hardships, privation”.Meaningsnounhardships; privationKanji in 辛酸辛spicy酸acidRelated words辛いspicy辛いpainful酸化oxidation酸素oxygen (O)辛抱patience悲惨disastrous酸味sourness酢vinegar酸っぱいsour唐辛子capsicum (Capsicum annuum, esp. the cultivated chili peppers)青酸hydrocyanic acid炭酸carbonic acid