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"idly" is also used as a crossword clue. If that's what you saw, the answer is often lazily (6 letters).
Definitions
Without purpose, effort, or useful activity.
Word origin
From Middle English idely, ydelly, idelliche, from Old English īdellīċe, equivalent to idle + -ly.
Used in a sentence
“I idly played with the paper, not even realizing I was folding it into a paper airplane.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Without purpose”4 letters
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