Template:el-nI-υς-ύες-1
The inflection-table template for Greek nouns declining like μυς (mys). Other examples may be found in the Category:Greek nouns declining like 'μυς'.
The syntax {{el-nI-υς-ύες-1|μ|μ|note={{el-link-ttip|μυς}} is an alternative plural}}
produces the table:
Declension of el-nI-υς-ύες-1
A full list of other declension-table templates with a brief indication of use can be found at Wiktionary:Greek noun inflection-table templates.