diamonds is a form of:

Diamond



noun
1.
(a very hard brilliant precious stone of pure crystallized carbon, it is the hardest mineral known, a gem cut from this mineral, a plane figure) uncut diamond ពេជ្រ, ត្បូង, Cards play a diamond ការ៉ូ, a rough diamond មនុស្សរូបអាក្រក់តែចិត្ដល្អ