1) Act the drudge 2) Agitate continuously 3) Be agitated 4) Be agitated or work hard 5) Be in continuous agitation 6) Churn 7) Churn ceaselessly 8) Churn; twist 9) Confusion 10) Dirty up 11) Do drudge work 12) Do drudgery 13) Do work 14) Drudge 15) Drudgery 16) Eddy 17) French word used in English 18) Grind 1) Labor 2) Roil 
• (v. i.) To soil one`s self with severe labor; to work with painful effort; to labor; to toil; to drudge. • (n.) A spot; a defilement. • (v. t.) To daub; to make dirty; to soil; to defile.
Moil noun A spot; a defilement. « The moil of death upon them.» Mrs. Browning. Moil transitive verb [ imperfect & past participle Moiled ; present participle & verbal noun Moiling .] [ Middle English moillen to wet, Old French moillier , muillier , French mouller , from (assumed) Late L...Moil intransitive verb [ From Moil to daub; probably from the idea of struggling through the wet.] To soil one's self with severe labor; to work with painful effort; to labor; to toil; to drudge. « Moil not too much under ground.» Bacon. « Now he must moil
[v] - moisten or soil
to work hard; drudge. · to whirl or churn ceaselessly; twist; eddy.