Matching Pairs Music: Vocabulary FCEOnline version Match the words to their definitions by Karina Vera 1 countless 2 renowned 3 quagmire 4 exponentially 5 substantial 6 wellies 7 demise 8 undeterred the end or death of somethin large in size, amount, degree or importance an abbreviated form of 'wellington boots', which are worn in wet, muddy conditions not prevented from doing something, even though it may be difficult or problematic very many a sotf wet area of land, which you may sink into if you walk across it describes the way in which something is growing or increasing very quickly well-known, or famous, usually for a positive reasong