prelude
noun
a preliminary to an action, event, condition, or work of broader scope and higher importance.
Used to describe actions that started in the past and continue into or have direct relevance to the present.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Not for gold, not for much fine gold would he have preluded her approach with any warning.
From Otherwise Phyllis by Charles Dana Gibson