Zardnaar
Legend
agreed, when looking for easy vs hard, the lists I found assumed you know English already, and base it on that. Your order is not far off the oned I have seen
Language Difficulty Ranking
The Foreign Service Institute (FSI) has created a list to show the approximate time you need to learn a specific language as an English speaker. After this particular study time you will reach 'Speaking 3: General Professional Proficiency in Speaking (S3)' and 'Reading 3: General Professional...effectivelanguagelearning.com
Heh its not to hard to tweak the list. Eg if your first language is Chinese Korean and Japanese are related. English may be hard for them.
If your Spanish the other Ronance languages will be comparatively easy.
Maori might even ve easier than German tbh. Not sure its because we learn the basics at school or because you can pretty much substitute word for word and be fine.
Tahi, rua toru, wha 1,2,3,4.