diminish, destroy
The opposite of deter is encourage or promote.
The direct opposite of nurture would be to deprive or oppress. The condition that is opposite is the lack of nurturing, which is to neglect or ignore.In debates over human behavior, the opposite influence to nurture is "nature" (nature vs nurture), natural behavior being instinctive rather than learned.
An antonym is a word that means that opposite of another. For example the antonym of the word "encourage" is the word "discourage" because it has the opposite meaning.
The opposite could be help, also love, care, or nurture.
bhv
cherish, treasure, nurture...
encourage
Some alternatives of "cultivate" could be nurture, develop, foster, or promote.
To feed; to nourish; to support; to bring up., To cherish; to promote the growth of; to encourage; to sustain and promote; as, to foster genius., To be nourished or trained up together., Relating to nourishment; affording, receiving, or sharing nourishment or nurture; -- applied to father, mother, child, brother, etc., to indicate that the person so called stands in the relation of parent, child, brother, etc., as regards sustenance and nurture, but not by tie of blood., A forester., One who, or that which, fosters.
discourage?
encouraged
Yes