sulphurous

 
Pronunciation: /ˈsʌlf(ə)rəs/
(US sulfurous)

adjective

  • 1(chiefly of vapour) containing or derived from sulphur: wafts of sulphurous fumes
  • like sulphur in colour; pale yellow: sulphurous yellow lichen
  • 2marked by anger or profanity: a sulphurous glance

Origin:

late Middle English: from Latin sulphurosus, from sulphur (see sulphur)