nose to grindstone (noun) drudge: slave, very hard worker
Sinonime: abecedarian, amateur, apprentice, buckwheater, catechumen, colt,
fish*,
fledgling, greenhorn, greenie,
initiate, learner, neophyte, new kid on the block, new person, newcomer, novice, novitiate, probationer, recruit, starter, student, tenderfoot, trainee, tyro
Antonime: expert, old hand,
professional,
veteran