"vary" in the verb sense
1. change, alter, vary
become different in some particular way, without permanently losing one's or its former characteristics or essence
"her mood changes in accordance with the weather"
"The supermarket's selection of vegetables varies according to the season"
2. deviate, vary, diverge, depart
be at variance with be out of line with
be subject to change in accordance with a variable
"His moods vary depending on the weather"
4. vary, variegate, motley
make something more diverse and varied
"Vary the menu"
Source: WordNet® (An amazing lexical database of English)
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