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.'
Romance: Western Vulgar Latin: Asturian comer, Portuguese comer, Galician comer
Indo-European: Celtic: Old Irish ithid; Balto-Slavic: Old Church Slavonic jasti, Russian ést', Lithuanian ė́sti, Latvian êst, Old Prussian īstwei; Germanic: Gothic itan 'id.', Old Norse eta, Old English etan (English to eat), Old Saxon etan, Old High German ezzan; Hellenic: Ancient Greek ἔδειν (édein); Armenian: owtem; Indo-Iranian: Sanskrit átti; Tocharian: A mätsts- "to starve," B nätsw- 'id.;' Anatolian: Hittite ezzi, Palaic ad-, Hieroglyphic Luwian ád-A Latin word used chiefly in the Iberian Peninsula. The typical word in Latin was manducare (see manducar).