costume jewellery
From Longman Dictionary of Contemporary EnglishRelated topics: Jewellerycostume jewelleryˈcostume ˌjewellery noun [uncountable] DCJcheap jewellery that is often designed to look expensiveExamples from the Corpuscostume jewellery• But costume jewellery had the distinct advantage of not pretending to be anything other than what it was.• She slipped on a figure-hugging black dress and adorned the outfit with a bold selection of costume jewellery.