What does 凝らす mean?
凝らす is a Japanese verb meaning “to concentrate, to devote, to peer into” in English. It is written as 凝らす in kanji, こらす in hiragana, and korasu in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
最近はどんな物に凝っているの？
What are you into these days?