Coffee
noun
コーヒー is the katakana version of the English word coffee. Just watch out for the second syllable, which changes to ヒー in Japanese.
コーヒー、のむ?
Do you want a cup of coffee?
そろそろコーヒーブレークにする?
Should we have a coffee break soon?
ホットコーヒー、一つ下さい。
One hot coffee, please.