YOU SAID:
私は一晩中寒くて不安を感じました。
INTO JAPANESE
私は一晩中寒くて不安を感じました。
BACK INTO ENGLISH
I felt cold and uneasy all night.
INTO JAPANESE
私は一晩中寒くて不安でした。
BACK INTO ENGLISH
I was cold and anxious all night.
INTO JAPANESE
私は一晩中寒くて不安でした。
BACK INTO ENGLISH
I was cold and anxious all night.
That didn't even make that much sense in English.