21-letter words containing t, o, l, a, r
- what the future holds — If you wonder what the future holds, you wonder what will happen in the future.
- wildlife photographer — someone that specializes in taking photographs of wild animals, especially in their natural habitats, and plants
- william the conqueror — ("the Conqueror") 1027–87, duke of Normandy 1035–87; king of England 1066–87 (son of Robert I, duke of Normandy).
- x-ray crystallography — the determination of the structure of a crystal by the use of x-ray diffraction.
- xilinx netlist format — (language, electronics) (XNF) A Hardware Description Language for electronic circuit design, developed by Xilinx, Inc..
- yellow-throated vireo — an olive-green vireo, Vireo flavifrons, of eastern North America, having a bright yellow throat and breast.