Matching Pairs Phrasal verbs and vocabOnline version Vocabulary (B2-C1) by Emilie Hines 1 to explain or describe something in a clear and detailed way 2 uncertain with no final decision. 3 to stop holding something or someone: 4 to think that a belief or opinion is probably correct 5 You know or have access to something that can be useful to you. 6 a large increase in activity or in the level of something 7 significant change that often causes problems Armed with up in the air Incline to/towards Ramp up lay out upheaval let go of