stressful

from WordNet (r) 3.0 (2006)

stressful
    adj 1: extremely irritating to the nerves; "nerve-racking
           noise"; "the stressful days before a war"; "a trying day
           at the office" [syn: {nerve-racking}, {nerve-wracking},
           {stressful}, {trying}]

from The Collaborative International Dictionary of English v.0.48

Stressful \Stress"ful\, a.
   Having much stress. --Rush.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

41 Moby Thesaurus words for "stressful":
      adverse, antagonistic, conflicting, contrary, counter,
      counteractive, detrimental, difficult, draining, exhausting,
      fatiguesome, fatiguing, grueling, hard, harmful, hostile,
      in opposition, inimical, killing, miserable, not easy, opposed,
      opposing, opposite, punishing, rigorous, sinister, straining,
      tiresome, tiring, toilsome, troublesome, troublous, trying,
      unfavorable, untoward, weariful, wearing, wearisome, wearying,
      wretched