The Broad Scots Dictionary

Jad - "jade; also a familiar term among country folks for a giddy young girl"
Jaukin' - "trifling, dallying"
Jauner - "to talk idly"
Jaup - "a jerk of water; to jerk as agitated water"
Jaw - "coarse raillery; to pour out; to shut; to jerk as water"
Jerkinet - "a jerkin, or short gown"
Jillet - "a jilt, a giddy girl"
Jimp - "to jump; slender in the waist; handsome"
Jimps - "easy stays"
Jink - "to dodge, to turn a corner, a sudden turning; a corner"
Jink and diddle - "move to music like a fiddler's elbow"
Jinker - "that turns quickly; a gay sprightly girl; a wag"
Jinkin' - "dodging"
Jirk - "a jerk"
Jow - "to jow; a verb which includes both the swinging motion and pealing sound of a large bell"