The Homeric Greek word ἑπτάς
Word ἑπτάς
he p t a ς
Transliteration eptas
Meaning period of seven days

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Iliad

Other words that might be of interest
ἅμα ‘at once, at the same time’, ἁμαρτῆ ‘together, at same time, at once’, ἄλλοτε ‘at another time’, ἄμυδις ‘together, at the same time’, ἀεί ‘ever, always’, ἀειγενέτης ‘everlasting’, αὐτίκα ‘forthwith, at once, in a moment’, δείλη ‘afternoon’, ἔτι ‘yet, still’, ἐξαῦτις ‘once more, anew’, ἐπεί ‘after that, since, when’, ἐπειδάν ‘whenever’, ἐπήν ‘when, after’, εἶθαρ ‘at once, forthwith’, ἦνις ‘a year old, yearling’, κατόπισθεν ‘behind, after’, μεθό ‘after that’, μετέπειτα ‘afterwards, thereafter’, ὁπότε ‘when’, ὀψέ ‘after a long time, at length, late’, πώποτε ‘ever yet’, πω ‘up to this time, yet’, τεσσαρακοντάς ‘period of forty days’, χρόνος ‘time’, ἅπαξ ‘once, once only, once for all’, ἐπετήσιος ‘from year to year, yearly’, καθάπαξ ‘once for all’, λυκάβας ‘year’, μήποτε ‘never, on no account’