The inflection-table template for Greek nouns declining like αδελφός (adelfós). Other examples may be found in the Category:Greek nouns declining like 'αδελφός'.
The syntax {{el-nM-ος-οι-1|αδελφ}} produces the table:
| singular | plural | |
|---|---|---|
| nominative | αδελφός (adelfós) | αδελφοί (adelfoí) |
| genitive | αδελφού (adelfoú) | αδελφών (adelfón) |
| accusative | αδελφό (adelfó) | αδελφούς (adelfoús) |
| vocative | αδελφέ (adelfé) | αδελφοί (adelfoí) |
A full list of other declension-table templates with a brief indication of use can be found at Wiktionary:Greek noun inflection-table templates.