The term 'Fragrant Tree' can be broken down into two crossword solutions: FIR, which is a three-letter word, and Fragrant. FIR is a type of evergreen coniferous tree that is native to the Northern Hemisphere. It is known for its strong, pleasant scent, which is why it is often used in Christmas decorations. Fragrant refers to something that has a sweet smell, usually associated with flowers or other plants. Together, these two words describe a type of tree that has a strong, pleasant aroma.