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comer (Verb) "to eat"
12th cent. From Latin comedere 'id.' The first element com- "within" (see co-) was used to intensify the second element edere "to eat." From Proto-Italic *ed- 'id.' From Proto-Indo-European *h1ed- 'id.'
Indo-European
Romance
Asturian comer, Portuguese comer, Galician comer
Celtic
Old Irish ithid
Germanic
Gothic itan 'id.', Old Norse eta, Old English etan (English to eat), Old Saxon etan, Old High German ezzan
Balto-Slavic
Old Church Slavonic jasti, Russian ést', Lithuanian ė́sti, Latvian êst, Old Prussian īstwei
Hellenic
Ancient Greek ἔδειν (édein)
Armenian
Armenian owtem
Indo-Iranian
Sanskrit átti
Tocharian
A mätsts- "to starve," B nätsw- 'id.'

A Latin word used chiefly in the Iberian Peninsula. The typical word in Latin was manducare (see manducar).