Template:el-nM-ας-αδες-2b
The inflection-table template for Greek nouns declining like ρήγας (rígas). Other examples may be found in the Category:Greek nouns declining like 'ρήγας'.
The syntax {{el-nM-ας-αδες-2b|ρήγ|ρηγ}}
produces the table:
Declension of el-nM-ας-αδες-2b
A full list of other declension-table templates with a brief indication of use can be found at Wiktionary:Greek noun inflection-table templates.