| 1 | German | Schultz | — |
| 2 | German | Schultheiß | mayor |
| 3 | Middle High German | schultheize | — |
| 4 | Old High German | sculdheizo | arbiter |
| 5 | Proto-West Germanic | skuldihaitijō | one who settles debts, a legal officer |
| 6 | Proto-West Germanic | skuldi | obligation; debt; fault, blame, guilt |
| 7 | Proto-Germanic | skuldiz | obligation; debt; fault, blame, guilt |
| 8 | Proto-Indo-European | skéltis | — |
| 9 | Proto-Indo-European | sḱel- | — |
| 10 | Proto-Indo-European | ḱelh₁- | to warm up, to be hot; to warm up, be hot |