Ancient Greek edit

Alternative forms edit

Etymology edit

From Proto-Hellenic *kʷʰtʰéřřō, from Proto-Indo-European *dʰgʷʰér-ye-ti, from *dʰgʷʰer- (flow, diverge; perish) via the middle form φθείρομαι (phtheíromai, to be destroyed, perish) with new active meaning destroy. Cognate to Sanskrit क्षरति (kṣárati, flows, diverges; disappears), Avestan 𐬖𐬲𐬀𐬭𐬀𐬌𐬙𐬌 (γžaraiti, flows, streams).

Pronunciation edit

 

Verb edit

φθείρω (phtheírō)

  1. to destroy
  2. to ruin, spoil

Usage notes edit

The compound verb διαφθείρω (diaphtheírō) is much more frequent than the simple verb.

Conjugation edit

Derived terms edit

Related terms edit

Further reading edit