redness

From Middle English reednes, rednesse, from Old English rēadnes (“redness”), equivalent to red +‎ -ness.

redness (countable and uncountable, plural rednesses)

1. (uncountable) The state or quality or characteristic of being red.

   especially being red in color.

   Nancy Reagan is famous for the redness of her wardrobe.

2. (countable) A red discoloration.

   Redness and swelling are associated with certain superficial infections.

• resends, senders