ψαλιδόω
From LSJ
τὸν αὐτὸν ἔρανον ἀποδοῦναι → pay him back in his own coin, repay him in his own coin, pay someone back in their own coin, pay back in someone's own coin, give tit for tat, pay back in kind
English (LSJ)
( A ψαλίς ΙΙ) vault, arch, Bito 54.7 (Pass.).
German (Pape)
[Seite 1390] wölben, τράφηξ ἐψαλιδωμένος Mathem. vett., zw.
Greek (Liddell-Scott)
ψᾰλῐδόω: μέλλ. ώσω, (ψαλλὶς ΙΙ) σχηματίζω ἁψῖδα ἢ θόλον, Φίλων ἐν Matth. Vett. 109.