unreflectingly

un·re·flect·ing

U0107400 (ŭn′rĭ-flĕk′tĭng)adj. Marked by or exhibiting a lack of serious thought or consideration: "Tess ... yielded to his embrace with unreflecting inevitableness" (Thomas Hardy).
un′re·flect′ing·ly adv.

unreflectingly

(ˌʌnrɪˈflɛktɪŋlɪ) advin an unreflecting manner