παρείκειν

From LSJ

Τοὺς δούλους ἔταξεν ὡρισμένου νομίσματος ὁμιλεῖν ταῖς θεραπαινίσιν → He arranged for his male slaves to have sex with female slaves at a fixed price (Plutarch, Life of Cato the Elder 21.2)

Source

Lexicon Thucydideum

aditum praebere, to provide access, 3.1.1,
qua locus daretur., where opportunity was given. 4.36.2, [vulgo commonly παρῆκον]