autumnly

English

Etymology 1

From autumn +‎ -ly (adjectival suffix).

Adjective

autumnly (comparative more autumnly, superlative most autumnly)

1. Resembling or relating to autumn; fall-like.

   Synonym: autumnal

   • 1849, William Harrison Ainsworth, Ainsworth's Magazine:

     What visitor to Boulogne has left it without passing some hours in its tranquil cemetery? that garden of the dead, where summer lingers when all around looks autumnly and sere!

   • 1878, Isobel Black Gill, Six Months in Ascension, page 42:

     […] and the rustle of withered leaves under our horses' hoofs was a homely, autumnly sound.

Etymology 2

From autumn +‎ -ly (adverbial suffix).

Adverb

autumnly (comparative more autumnly, superlative most autumnly)

1. In a manner relating to or characteristic of autumn.
   • 2006, Benjamin Harshav, ‎Barbara Harshav, Sing, Stranger:

     Nights fume city-like and blow autumnly from cold roofs.

   • 2018, Edward Whymper, The Sea, volume 1, page 180:

     The hills around were autumnly frost-coloured; but not all the ideas the expression will convey to an artist could conjure up the reality.