Where does “-opsida” come from?

-opsida (Translingual) comes from Ancient Greek ὄψις, from Ancient Greek ὄψ, from Proto-Hellenic wókʷs, from Proto-Indo-European wekʷ- — to speak, to sound out.

Ancestry of “-opsida”, step by step

StepLanguageWordMeaning
1Ancient Greekὄψιςview
2Ancient Greekὄψvoice; word; eye, face
3Proto-Hellenicwókʷsvoice
4Proto-Indo-Europeanwekʷ-to speak, to sound out

Words derived from “-opsida

Every word from Proto-Indo-European wekʷ-Every word from Proto-Hellenic wókʷsEvery word from Ancient Greek ὄψ