taru-adjective, adverb taking the 'to' particle
coldly; indifferently; aloofly
Literary adverb describing a cold, unsympathetic attitude. Often used with と and verbs like 言う, 見る, or 扱う.
He coldly refused my request.
She looked at me with cold, indifferent eyes.
Compound of 冷 (cold) and 然 (state, manner). The exact historical derivation is uncertain, but it follows a classical Chinese pattern for forming adverbs.