Steam Punk has these relationships to other tropes:

parents kids shares a parent with:
Science Fiction
parent child
FantasySword And Sorcery
''Gaslamp Fantasy
''Urban Fantasy
''High Fantasy
''Low Fantasy
Science FictionScience Fantasy
FantasyDark Fantasy
Science FictionSpace Opera
''Space Western
''Planetary Romance
''Cyber Punk
''Military Science Fiction
You'll need to Get Known if you want to add or modify these relationships.