正まさに

1. 1exactly ; just ; precisely ; really ; truly ; surely ; certainly ; without doubt
2. 2right (when) ; just (as)
3. 3just (about to) ; on the point of ; on the verge of ; on the brink of
4. 4really (ought to) ; certainly (should) ; naturally

JMdict entry 1376640 · frequency rank 45. Source and licence.