Nub

مترادف و متضاد nub

1. noun core, gist
   Synonyms: basic, bottom line, crux, essence, heart, kernel, meat, meat and potatoes, nitty-gritty, nubbin, nucleus, pith, point, short, substance, upshot
   Antonyms: exterior, outside
2. noun bump, knot
   Synonyms: bulge, knob, lump, node, protuberance, swelling