See also: nèbla Romansch Alternative forms neabla (Sutsilvan) nüvla (Puter, Vallader) Etymology From Latin nebula or alternatively from nūbila. Noun nebla f (plural neblas) (Sursilvan) cloud Synonyms (Rumantsch Grischun) nivel (Sursilvan) nibel Wikiwand - on Seamless Wikipedia browsing. On steroids.