Prakriti is the constitution you were born with — your fundamental nature. Answer based on your lifelong tendencies, not your current state.
Vikruti is your current state — what may be out of balance right now. Answer based on how you have felt in the past 4–6 weeks.
Jyotish — Vedic astrology — maps the same elemental forces onto celestial time. This optional layer refines your reading. Your moon sign carries the most weight.