Acid

"Acid" in Japanese

すっぱい

suppai

(sour, sharp, or biting to the taste)

酸っぱい

suppai

(sour, sharp, or biting to the taste)

酸性

sansei

(of or pertaining to an acid)

san

(a sour substance)

san

(in chemistry)

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.