create implication pinky_to_mouth -> finger_to_mouth
I might not be so familiar with English, but wanted to suggest that.
The pinky is still a finger is used as an argument.
EDIT: This tag implication has been rejected because it was not approved within 60 days.
EDIT: The tag implication pinky_to_mouth -> finger_to_mouth (forum #139393) has been rejected by @DanbooruBot.
Updated by DanbooruBot