Middle English word clod comes from Proto-Indo-European *gʷel-, Proto-Indo-European *glūdos, and later Proto-Germanic *klūtaz (Boulder, rock. Hill. Lump, clod.)
| Dictionary entry | Language | Definition |
|---|---|---|
| *gʷel- | Proto-Indo-European (ine-pro) | throat, to stick, pierce, stab; pain, injury, death, to stick, pierce; pain, injury, death |
| *glūdos | Proto-Indo-European (ine-pro) | |
| *gley- | Proto-Indo-European (ine-pro) | to stick, smudge, to stick |
| *gelewd- | Proto-Indo-European (ine-pro) | |
| *klūtaz | Proto-Germanic (gem-pro) | Boulder, rock. Hill. Lump, clod. |
| clodd | Old English (ang) | |
| clūd | Old English (ang) | |
| clud | Old English (ang) | Hill. Stone; rock; boulder. |
| clude | Middle English (enm) |