θύω -- past perfect

Hi,

I’m not sure if θύω carries an augment in the past perfect …I’m guessing it does but I wondered if someone could confirm that.

In otherwords: Is it ἐτεθύκη or no augment so just τεθύκη ??

Thanks,
French

For Classical Greek it would have the augment, so ἐτεθύκη.