This is the 38th most frequent Ukrainian word.
якщо
"If."
In this sentence, 'якщо' is a conjunction introducing a conditional sentence, indicating that the action of the main clause depends on the action in the subordinate clause.
Якщо ти прийдеш, ми підемо до парку.
If you come, we will go to the park.
Here, 'якщо' introduces a conditional statement but in a hypothetical context, showing something that may not be true or certain.
Я б зробив це, якщо б я міг.
I would do it if I could.
In this case, 'якщо' is used for an invitation or guidance, depending on a condition being fulfilled.