also: ピーナツ
noun
Refers to the nut itself, often used in food contexts. Also used in compound words like ピーナッツバター (peanut butter).
ピーナッツを食べながら映画を見た。
I watched a movie while eating peanuts.
このクッキーにはピーナッツが入っています。
These cookies contain peanuts.
Most common katakana spelling for 'peanut'.
Alternate katakana spelling; less common but still used.
落花生 is the formal Japanese word for peanut, often used in botanical or agricultural contexts, while ピーナッツ is the common loanword used in everyday food contexts.
Loanword from English 'peanuts'.