Floating on air is an expression that is used to describe a feeling of joy and elation. This phrase can be broken down into two crossword solutions: ELATED (6 letters) and ALOFT (5 letters). ELATED is an adjective that means to be in a state of great joy or happiness, while ALOFT is an adverb that means to be in the air or high up in the sky. Together, these two words create the phrase 'floating on air, ' which is used to describe a feeling of great joy and elation.