| 1 | Hindi | चक्र | circle, ring; wheel; cycle; sequence, progression |
| 2 | Sanskrit | चक्र | the wheel; a potter's wheel; a discus or sharp... |
| 3 | Pali | vatti | |
| 4 | German | Watt | intertidal zone, foreshore, especially the vast... |
| 5 | Middle Low German | wat | what |
| 6 | Old Saxon | hwat | what; lo!, what!, indeed! |
| 7 | Proto-West Germanic | hwat | what |
| 8 | Proto-Germanic | hwat | nominative/accusative singular neuter of *hwaz |
| 9 | Proto-Indo-European | kʷód | what |
| 10 | Proto-Indo-European | kʷós | who |