Direct Opposites:
* Anukula (ಅನುಕೂಲ): This means "favorable" or "advantageous," suggesting the absence of harm or help.
* Apakarasha (ಅಪಕಾರಶ): This means "harm" or "injury," indicating the direct opposite of a favor.
* Dusprabhaava (ದುಷ್ಪ್ರಭಾವ): This means "negative influence" or "harmful effect," implying a detrimental outcome.
Other Possible Opposites:
* Aniyukta (ಅನಿಯುಕ್ತ): This means "unsuitable" or "inappropriate," suggesting something that is not helpful or beneficial.
* Avyayasa (ಅವ್ಯಯಸ): This means "useless" or "worthless," indicating something that has no value or benefit.
* Nirapekksha (ನಿರಪೇಕ್ಷ): This means "unbiased" or "neutral," implying a lack of either favor or disfavor.
Choosing the right opposite depends on the specific context. For example, if you are talking about someone being "unhelpful," then "anukula" or "apakarasha" might be appropriate. If you are talking about something being "useless," then "avyayasa" might be a better choice.
It's important to understand the nuances of the Kannada language and the specific context of the word "upakara" before choosing its opposite.