ἐγγύη

Etymology
It is usually assumed that this word contains the preposition a lost word for "hand", which is preserved in 🇨🇬, as well as in. The Avestan form is ambiguous, however, as it can also continue and be related to 🇨🇬. This makes the etymology doubtful. Further, Greek has, and , and from other languages, we may adduce 🇨🇬, suggesting a derivation from.

Noun

 * 1) pledge, surety, security, whether received or given
 * 2) betrothal, contract for a future marriage
 * 1) betrothal, contract for a future marriage