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