A dim light was coming into the room.
thin ice
chilly; rather cold; somewhat cold
faint smile; slight smile
simpleton; dimwit; sluggard
stupid person; slow-witted person; dimwit
Usually written in kana; the kanji form 薄ら is rare.
Kanji form is rarely used; kana spelling is standard.
Derived from the stem of the adjective 薄い (usui, 'thin, pale'), with the suffix ら, which can indicate a vague state or manner. The exact historical development is uncertain.