Nouns

(n)swot, grind, nerd, wonk, dweeban insignificant student who is ridiculed as being affected or boringly studious
(n)grindthe grade of particle fineness to which a substance is ground“a coarse grind of coffee”
(n)drudgery, plodding, grind, donkeyworkhard monotonous routine work
(n)grind, mill, pulverization, pulverisationthe act of grinding to a powder or dust

Verbs

(v)crunch, cranch, craunch, grindpress or grind with a crushing noise
(v)grate, grindmake a grating or grinding sound by rubbing together“grate one's teeth in anger”
(v)labor, labour, toil, fag, travail, grind, drudge, dig, moilwork hard“She was digging away at her math homework”, “Lexicographers drudge all day long”
(v)grinddance by rotating the pelvis in an erotically suggestive way, often while in contact with one's partner such that the dancers' legs are interlaced
(v)grind, mash, crunch, bray, comminutereduce to small pieces or particles by pounding or abrading“grind the spices in a mortar”, “mash the garlic”
(v)grindcreated by grinding“grind designs into the glass bowl”
(v)grindshape or form by grinding“grind lenses for glasses and cameras”