Definition of unruffling in English:
unruffling
Pronunciation /(ˌ)ʌnˈrʌf(ə)lɪŋ/ /(ˌ)ʌnˈrʌflɪŋ/
adjective
Not producing or causing ruffles; (figurative) not disturbing or vexatious.
Origin
Mid 18th century; earliest use found in The Gentleman's Magazine. From un- + ruffling.