A vantage is a position, condition, or place that contains a powerful benefit, favored spot, or helpful aid of some kind.
Something in the vanguard is in the leading spot of something, such as an army or institution.
An advantage is something that makes someone more likely to succeed than a person who doesn’t have it.
the act of moving forward (as toward a goal)
encouragement of the progress or growth or acceptance of something
giving an advantage
put at a disadvantage
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