n. 25B6; noun
the grit from the paths : GRAVEL, pebbles, stones, shingle, sand; dust, dirt.
the true grit of a seasoned campaigner : COURAGE, bravery, pluck, mettle, backbone, spirit, strength of character, strength of will, moral fibre, steel, nerve, fortitude, toughness, hardiness, resolve, resolution, determination, tenacity, perseverance, endurance; informal guts, spunk; Brit. informal bottle.
25B6; verb Gina gritted her teeth : CLENCH, clamp together, shut tightly; grind, gnash.