Not OP but I’ll suggest one that is very dear to me: make sure you use the same verbs for the same actions, the same nouns for the same things, the same proper

Not OP but I’ll suggest one that is very dear to me: make sure you use the same verbs for the same actions, the same nouns for the same things, the same proper nouns for the same important concepts. This alone removes a huge mental burden from users: it’s always “delete”, not sometimes “remove”, “cancel”, etc