sunburning
Webster's Dictionary (GCIDE)
Sunburning \Sun"burn`ing\, n. Sunburn; tan. --Boyle. [1913 Webster]
Sunburn \Sun"burn`\, v. t. [imp. & p. p. Sunburnedor Sunburnt; p. pr. & vb. n. Sunburning.] To burn or discolor by the sun; to tan. [1913 Webster]
Sunburnt and swarthy though she be. --Dryden. [1913 Webster]