başından basmaq
to put a spoke in someone’s wheel / to throw a spanner into the works / to put grit in the machine / to throw sand in the wheels / not to set smth. free / not to give free course to smth. / not give someone a chance / to push someone into the background / to keep someone down
ставить палки в колёса (намеренно мешать) / не давать ходу (подавлять)