There is no one definitive answer to this question since everyone has their own unique approach to playing 20 questions in a relationship. However, some tips on how to play 20 questions in a relationship could include:1. Find out what your partner enjoys doing in their free time.2. Try to get as much out of your relationship as possible.3. Make sure to have a conversation about every topic.4. Don't be afraid to ask your partner for help.5. Be open to new ideas.6. Be willing to take risks.7. Don't be afraid to be yourself.8. Be patient.9. Be supportive.10. Don't be afraid to be challenging.