←
Proto-Hellenic *twáwos (inherited)
←
Proto-Indo-European *tewh₂- (root)
←
Proto-Indo-European *tewh₂- (derived)
→
Ancient Greek σώφρων (affix)
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Ancient Greek Σωσίας (suffix)
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Ancient Greek σῴζω (suffix)
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Ancient Greek σωρός (mention)
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Old Armenian քաւ (cognate)