ἥδιστα

From LSJ

μέχρι δὲ τούτου θεοῖσι εἰδέναι χάριν → but until that time he should feel gratitude to the gods

Source

French (Bailly abrégé)

v. ἡδέως.

English (Strong)

neuter plural of the superlative of the same as ἡδέως; with great pleasure: most (very) gladly.

English (Thayer)

(neuter plural of the superlative ἥδιστος from ἡδύς), adverb, most gladly (cf. ἡδέως): Sophocles, Xenophon, Plato, others.)

Russian (Dvoretsky)

ἥδιστα: superl. к ἡδέως.