This word is acceptable for play in the UK dictionary that is being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

ad. In an unresisting way; without resistance.

In an unresisting manner; without resistance; submissively.

"It was cold indeed, though the only wind was that made by their progress; but Fleda had been again unresistingly wrapped in the furs, and was, for the time, beyond the reach of that or any other annoyance."

resistlessly