yīn​wèi HSK2

because

因为 (因為) yīn​wèi
because conjunction
indicating a cause, reason, or motive; because, owing to, or on account of

He didn't attend today's department meeting because he was sick.

Frequency

Movie subtitles
1783.3 per million appears in 98% of films
Written text
799.9 per million

Details

HSK 3.0
Level 2

Sources

Definitions
CC-CEDICT