The Collaborative International Dictionary
Fash \Fash\, v. t. [imp. & p. p. Fashed; p. pr. & vb. n. Fashing.] [OF. faschier, F. f?cher, to anger, vex; cf. Pr. fasticar, fastigar, fr. L. fastidium dilike. See Fastidious.] To vex; to tease; to trouble. [Scot.]
Wiktionary
vb. (en-past of: fash)
Usage examples of "fashed".
A love so strong that it fashed her a wee, and she was not yet ready to speak of it.
That wouldn't have fashed him, except he'd recently noticed something that had made him realize time was critical: His eyes were no longer returning to gold, not even with their constant lovemaking.
Had I not been bleeding and so weak, like as not, their appearance would have fashed me far more than it did.
Saw ye how his horse fashed itsel' against crossing the Grassrill, and baulked at goin' over the Churrachan Bridge?