This is the 3777th most frequent Russian word.
шагов
"Шагов" means "steps" (genitive plural of "шаг").
The word "шагов" is in the genitive plural form, used to indicate quantity (fifty steps).
Я прошёл пятьдесят шагов по дороге.
I walked fifty steps along the road.
The word "шагов" is in the genitive plural form, used possessively to describe what kind of sound (of footsteps).
Звук шагов раздавался тихо в ночной тишине.
The sound of footsteps was faint in the night silence.
The word "шагов" is in the genitive plural form, used after "несколько" to indicate an uncertain quantity (a few steps).