quicken russian
уско́рить
quicken, accelerate, speed up
ускоря́ть
hasten, quicken, accelerate, expedite, speed up, precipitate
учащённый
quick, quickened
ускоря́ться
quicken accelerate
quicken, accelerate, speed up
hasten, quicken, accelerate, expedite, speed up, precipitate
quick, quickened
quicken accelerate