unsinkableness التعريفات والمعاني == English == === Etymology === From unsinkable + -ness. === Noun === unsinkableness (uncountable) The quality of being unsinkable. Synonym: unsinkability شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة unsingableness unsizeableness unthinkableness unshakableness unlikableness undrinkableness unfindableness