• Four Adj Noun
• Four-year Adj
• Fourchette Noun
• Fourchettes Noun
• Fourflusher Noun
• Fourflushers Noun
• Fourfold Adj Adv
• Fourier Noun
• Fouriers Noun
• Fourling Noun
• Fourlings Noun
• Fourmarierite Noun
• Fourmarierites Noun
• Fourpenny Adj
• Fourplex Noun
• Fourplexes Noun
• Fourpolar Adj
• Fourposter Noun
• Fourposters Noun
• Fours Noun
• Four-dimensional
• Four-limbed
• Four-seater
• Four-wheeler