<span class="searchmatch">coptōrum</span> genitive masculine/neuter plural of coptus...
coptus copta coptum coptī coptae copta genitive coptī coptae coptī <span class="searchmatch">coptōrum</span> coptārum <span class="searchmatch">coptōrum</span> dative coptō coptae coptō coptīs accusative coptum coptam coptum...