efficientness التعريفات والمعاني == English == === Etymology === From efficient + -ness. === Noun === efficientness (uncountable) The quality of being efficient; efficiency. شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة efficientes efficientassi efficientissimo efficientissimi efficientassimo efficientasse efficientissime efficientissima efficientassero