This is the 7625th most frequent Russian word.
если
"If."
The word 'если' introduces a condition and means 'if' in English.
Если ты меня любишь, скажи мне это.
If you love me, tell me.
Here 'если' is used to present a possible scenario or contingency.
Я готов помочь, если потребуется.
I am ready to help if needed.
'Если' is combined with 'бы' to express a hypothetical or unreal condition.