The term 'to go' can be represented by two different crossword solutions, RARIN and RARING. RARIN is a 5-letter word meaning eager or enthusiastic, while RARING is a 6-letter word with the same definition. Both words are derived from the Old English word 'ræran, ' which means to rush or move quickly. The phrase 'to go' implies a sense of urgency, which is why these two words are often used in crossword puzzles to represent it.