This is the 2361st most frequent Japanese word.
オレンジ
Orange (fruit or color).
Here, 'オレンジ' is used as a noun referring to the fruit orange.
私は朝食にオレンジを食べます。
I eat an orange for breakfast.
In this sentence, 'オレンジ' functions as an adjective describing color, specifically orange.
このシャツはオレンジ色です。
This shirt is orange-colored.
Here, 'オレンジジュース' uses 'オレンジ' as a descriptive term for the type of juice, signifying its fruit origin.