فائِدَة: نَفْع use, usefulness, avail, benefit, advantage, profit, utility, worth; interest; good, welfare

فائِدَة (على المال) interest (on money)

فائِدَةٌ بَسِيطَة simple interest

فائِدَةٌ مُرَكّبَة compound interest

مُعَدّلُ الفائِدَة interest rate

عَدِيمُ الفائِدَة useless, of no use, unavailing, of no avail, futile, unproductive, unfruitful, fruitless