| Part of speech | common noun |
|---|---|
| Hyphenation | mar·tel·o |
| Singular | Plural | |
|---|---|---|
| Nominative | martelo | marteloj |
| Accusative | martelon | martelojn |
| Catalan | martell |
|---|---|
| Chinook Jargon | lemartʰo |
| Czech | kladívko; kladivo |
| Danish | hammer |
| Dutch | hamer |
| English | hammer; gavel |
| Faeroese | hamar |
| French | marteau |
| German | Hammer |
| Hungarian | kalapács |
| Italian | martello |
| Latin | malleus; marcus |
| Malay | palu |
| Norwegian | hammer |
| Papiamento | martin; martiu |
| Portuguese | marreta; martelo |
| Russian | молот |
| Saterland Frisian | Hoomer |
| Scots | haimer |
| Scottish Gaelic | òrd |
| Spanish | martillo |
| Sranan | amra |
| Swedish | hammare |
| Tagalog | martilyo |
| West Frisian | hammer |