Matching Pairs Idiomatic expresionsOnline version Vocabulary and idiomatic expressions - October 14 by Juan Pablo Vega Lopez 1 See eye to eye 2 tenure 3 swarms 4 endeavored 5 When pigs fly 6 Speak of the devi 7 ‘The best of both worlds’ 8 Wholesome 9 Fatiguing 10 ‘Once in a blue moon a large group of insects all moving together this means that the person you’re just talking about actually appears at that moment. good for you, and likely to improve your life either physically, morally, or emotionally something that will never happen. to try to do something this means agreeing with someone. making you feel tired means you can enjoy two different opportunities at the same time. being the legal owner of land, a job, or an official public position, or the period of time during which you own it an event that happens infrequently.