This is the 3016th most frequent Japanese word.
フレンチ
French.
In this sentence, 'フレンチ' is used as an adjective to describe '料理', referring to French-style food or cuisine.
昨日、フレンチ料理のレストランに行きました。
Yesterday, I went to a French cuisine restaurant.
Here, 'フレンチ' refers to the French language, specifically its pronunciation or usage.
彼女のフレンチの発音はとてもきれいです。
Her French pronunciation is very beautiful.
In this sentence, 'フレンチ' modifies '映画', meaning a movie originating from or related to France.