Select the most appropriate one-word substitution for the given group of words. 

An ability to see what will or might happen in the future.

Foresight

The most appropriate one-word substitution for the given group of words "An ability to see what will or might happen in the future" is "Foresight."

Explanation of the options:

☀ Astrology: Astrology is the study of the movements and positions of celestial bodies and their influence on human behavior and events. It does involve predicting the future but is not a precise match for the given description.

☀ Astrologer: An astrologer is a person who practices astrology and makes predictions based on the positions of celestial bodies. While an astrologer may possess the ability to see what will or might happen in the future, the term "astrologer" does not directly convey that meaning.

☀ Numerology: Numerology is the belief in the mystical significance of numbers and their influence on human life and events. While numerology may involve predictions, it is not specifically related to the ability to see the future.

☀ Foresight: Foresight refers to the ability to anticipate or predict what will or might happen in the future. It captures the essence of the given description and is the most appropriate one-word substitution.