βασανιστής basanistēs 1x
pr. an inquisitor, tormentor; in NT a keeper of a prison, jailer, [Mat 18:34]
G930 — βασανιστής
βασανιστου, ὁ (βασανίζω), one who elicits the truth by the use of the rack, an inquisitor, torturer, ((Antiphon, others); Demosthenes, p. 978, 11; Philo in Flacc. § 11 end; (de concupisc. § 1; quod omn. prob. book 16; Plutarch, an vitios. ad infel. suff. § 2)); used in [Mat 18:34] of a jailer (δεσμοφύλαξ [Act 16:23]), doubtless because the business of torturing was also assigned to him.