The Homeric Greek word ἐπαρήγω
Word ἐπαρήγω
ě p a r ɛː. ɟ ɔː
IPA eparε:gɔː
Meaning come to aid, help
Synonyms ἄρκεσις, ἄρος, ὄφελος, προσαμύνω, χραίσμη

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Iliad

Other words that might be of interest
δρηστοσύνη ‘service’