to echo (reflect sound or repeat back) · to reverberate, resonate
çekim: geçmiş αντήχησα · ortaç έχοντας αντηχήσει · şimdiki αντηχεί · ulaç αντηχώντας
köken: Learned borrowing from Ancient Greek ἀντηχῶ (antēkhô), contracted form of ἀντηχέω (antēkhéō, “sing in answer”). By surface analysis, αντ- (ant-, “back”) + ηχώ (ichó, “I sound”).
echo (a reflected sound that is heard again by its initial observer)
eş: 에코, 산명, 산울림
köken: First attested in the Worin seokbo (月印釋譜 / 월인석보), 1459, as Middle Korean 뫼〯ᅀᅡ리〮 (Yale: mwǒyzàlí), etymologically equivalent to modern 메 살— (me sal-, “to live in the mountains”) + -이 (-i, agentive noun-deriving suffix), but never perceived as such by modern speakers.
köken: From Old Swedish ēkia (Old Norse eikja). Original meaning: “boat carved out of the trunk of an oak”. Derived from an old word for “oak” (from which Swedish ek (“oak”)). See also Old English āc (“oaken ship”).