NIGGLING

adj. 1 irritating, worrying, worrisome, irksome, vexing, vexatious, annoying, troublesome There are a few niggling matters that I must see my accountant about 2 petty, nugatory, trifling, trivial, fussy, insignificant, unimportant, inconsequential, frivolous, Colloq piddling, nit-picking, US and Canadian picayune Bill always ignores the core of a problem and occupies himself with the niggling details