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

A forward look or a view into future

Prospect

The most appropriate one-word substitution for the given group of words "A forward look or a view into the future" is "Prospect."

Here are the explanations of the four options:

1. Suspect: "Suspect" refers to a person who is believed to have committed a crime or is under suspicion. It does not relate to a forward look or a view into the future.

2. Future-view: "Future-view" is not a commonly used term and does not accurately represent the idea of a forward look or a view into the future.

3. Circumspect: "Circumspect" means to be cautious, careful, or prudent in one's actions or judgments. It does not specifically capture the concept of a forward look or a view into the future.

4. Prospect: "Prospect" is the most suitable word to describe a forward look or a view into the future. It refers to the possibility or likelihood of future success, achievement, or positive outcomes. It implies anticipation and optimism regarding what lies ahead.