[syn: distressing, distressful, disturbing, perturbing, troubling, worrisome, worrying]
The Collaborative International Dictionary of English v.0.48:
Worrisome \Wor"ri*some\, a.
Inclined to worry or fret; also, causing worry or annoyance.
Moby Thesaurus II by Grady Ward, 1.0:
37 Moby Thesaurus words for "worrisome":
aggravating, annoying, bothering, bothersome, chafing, disquieting,
distressful, distressing, disturbing, exasperating, fretting,
galling, harassing, importunate, importune, irking, irksome,
irritating, pesky, pestering, pestiferous, pestilent, pestilential,
plaguesome, plaguey, plaguing, provoking, teasing, tiresome,
tormenting, troublesome, troubling, upsetting, vexatious, vexing,