I. verb
1.
Synonyms: abrade 1, chafe, corrade, erode, gall, graze, ruffle, wear
2.
Synonyms: chafe 3, abrade, excoriate, fret, gall
Related Word: aggravate, exasperate, nettle, peeve, provoke, rile; annoy, bother, irk, vex
3.
Synonyms: polish 1, buff, burnish, furbish, glance, glaze, gloss, shine
II. noun
Synonyms: obstacle , bar, crimp, hamper, hurdle, impediment, obstruction, snag, stumbling block, traverse