i Register
In some senses, drudge is marked as derogatory. Watch for register when choosing this word.
noun
A person who works in a low servile job.
drudge work
Someone who works for (and may be taken advantage of by) someone else.
verb
To labour in (or as in) a low servile job.
Rise to our Toils and drudge away the day.
He gradually rose in the estimation of the booksellers for whom he drudged.