This is the 2077th most frequent Korean word.
싶어서
"Because (I/you/etc.) want."
'싶어서' in this sentence represents a reason for the speaker's action of going to the theater (다양한 사용 맥락들).
영화를 보고 싶어서 친구와 극장에 갔어요.
I wanted to watch a movie, so I went to the theater with a friend.
Here, '싶어서' expresses the speaker's desire leading to the action of taking out their card.
새 신발이 너무 예뻐 보여서 사고 싶어서 카드를 꺼냈어요.
The new shoes looked so pretty that I wanted them, so I took out my card.
In this example, '싶어서' conveys the motivation behind the action of signing up for the gym.