ὅθʼ (hoth)
ὅθʼ is an Ancient Greek form of ὅτε, meaning “when”. It is the conjunction.
It can also be a form of ὅθι, “where”.
Found 117 times in the Ancient Greek texts on Socratos.
Where it is used
Apollonius Rhodius, Argonautica 4.1235: προπρὸ μάλʼ ἔνδοθι Σύρτιν, ὅθʼ οὐκέτι νόστος ὀπίσσω
Euripides, Alcestis 1109: ἀλλ’ ἔσθ’ ὅθ’ ἡμᾶς αἰνέσεις· πιθοῦ μόνον.
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Liddell-Scott-Jones, A Greek-English Lexicon (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.