Perfunctorily

Origin

perfunctory + -ly

Full definition of perfunctorily

Adverb

1. In a perfunctory manner, without interest or concern for quality.
• 1907, w, The Younger Set Chapter 1/2, And it was while all were passionately intent upon the pleasing and snake-like progress of their uncle that a young girl in furs...peeped perfunctorily into the nursery...and halted amazed.