umbrageous

From Middle French ombrageux, or from umbrage +‎ -ous.

• (UK) IPA^(key): /ʌmˈbɹeɪdʒəs/

umbrageous (comparative more umbrageous, superlative most umbrageous)

1. Having or providing shade; shady.

   Synonym: (obsolete) umbrose

   • 1766 June 5, “An Exercise, containing a Dialogue, and two Odes, performed at the public Commencement in the College of Philadelphia, May 20, 1766”, in The Pennsylvania Gazette‎, page 2:

     […] What tho' his Forests wave / Umbrageous to the Gale, and Nature walks / In loose Luxuriance o'er his native Plains; / Those Forests wave, those Plains delight no more; / […]

   • 1838 June 9, “The City Improvement Candidate”, in The Daily Pittsburgh Gazette‎, page 2:

     Not a single one of those "umbrageous trees," of which our Mayor declaimed so feelingly, has yet been planted; […] They should protest against his withdrawal from that station, until the banks of the Monongahela and Duquesne Way are once more covered with "umbrageous trees," […]

   • 1858, R M Ballantyne, The Coral Island:

     ... without which the stem could not have supported its heavy and umbrageous top.

   • 1891, Mary Noailles Murfree, In the "Stranger People's" Country, Nebraska, published 2005, page 130:

     Rhodes gazed wistfully into the dense umbrageous tangle whence his host had disappeared.

   • 1898, Garrett Putman Serviss, Edison’s Conquest of Mars:

     Not far away was the bank of a canal, bordered by a magnificent avenue shaded by a double row of immense umbrageous trees.

   • 2018, Tim Flannery, Europe: A Natural History, page 52:

     A movement in the umbrageous undergrowth betrays the presence of something leaping from the ferns.

2. (figuratively) Irritable, easily upset.

• umbrageously
• umbrageousness