The optative mood — the mood of wish and remote possibility, rare in the Koine NT. Recognize the signature οι/αι vowel, the volitive (μὴ γένοιτο) and potential uses, and where it survives. Browse every topic freely; a 90% mastery score still records completion. Cards you grade enter spaced review: the dashboard tells you when they fall due. Progress for this redesigned trainer is saved separately from the archived original.