All 3 Uses

cultivate
in
Killing Kennedy
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JFK has cultivated a relationship with her for almost two years and is quite certain that tonight Marilyn Monroe is finally his for the taking.†
p. 71.9

cultivated = developed, grown, or prepared for growing crops
Born a brunette, she dyed her hair and began cultivating the "dumb blonde" persona that became her calling card.†
p. 81.5 *

cultivating = developing, growing, or preparing to grow crops
These staid men have become emotional because of their extreme exhaustion and have cultivated opinions and petty jealousies that will define their relationships for years to come.†
p. 127.7

cultivated = developed, grown, or prepared for growing crops

Definitions:

(1) (cultivate)
enhance growth or development
in various senses, including:
- to grow crops or prepare land for them
- enhance a relationship -- especially for a purpose
- develop discernment (better recognition of differences) in taste or judgment
- to grow a culture in a petri dish
(2) (meaning too rare to warrant focus)
The word form cultivator is commonly used to describe a machine used to prepare soil for growing crops.