ἀμπ
From LSJ
κρῖναι δὲ λόγῳ πολύδηριν ἔλεγχον ἐξ ἐμέθεν ῥηθέντα → judge by reason the too much contested argument which has been given by me
English (LSJ)
poet., esp. Ep., Lyr., abbrev. for ἀναπ-, under which will be found words beginning with ἀμπ-.
English (Autenrieth)
see ἀναπ-.
Russian (Dvoretsky)
ἀμπ: эол. = ἀμφι-.