init python:
    import re
    def replace(text):
        search = "step[ -]?(aunt|bro|family|mom|mother|sibling|sis|son)"
        text = re.sub(search, lambda x: x.groups()[0], text)
        text = re.sub(search.capitalize(), lambda x: x.groups()[0].capitalize(), text)
        return text
define config.say_menu_text_filter = replace
# b "step aunt, step bro, step family, step mom, step mother, step sibling, step sis, step son"
# b "step-aunt, step-bro, step-family, step-mom, step-mother, step-sibling, step-sis, step-son"
# b "Step aunt, Step bro, Step family, Step mom, Step mother, Step sibling, Step sis, Step son"
# b "Step-aunt, Step-bro, Step-family, Step-mom, Step-mother, Step-sibling, Step-sis, Step-son"
# 
https://f95zone.to/members/noob-salad.763/