Question: what do you think is the most difficult language?
Answer: Polish. ...  Navajo. ...  Greek. ...  Korean. ...  Mandarin. ...  Japanese. ...  Cantonese. The tones in Mandarin make it a challenge for English speakers, but Cantonese has twice as many tones as Mandarin—eight in total. ...  Arabic. To learn Arabic, you have to learn a new alphabet, and get used to reading from right to left.