From here. The Eskimo languages are well known for being some of the mostly convolutedly difficult languages on Earth. We take a look at two Eskimo languages for a glimpse into their complexity.
Eskimo-Aleut Eskimo Inuit-Inupiaq
Inuktitut is extremely hard to learn. Inuktitut is polysynthetic-agglutinative, and roots can take many suffixes, in some cases up to 700. Verbs have 63 forms of the present indicative, and conjugation involves 252 different inflections. Inuktitut has the complicated polypersonal agreement system discussed under Georgian above and Basque below. In a typical long Inuktitut text, 92 Inuktituusuungutsialaarungnanngittuaraaluuvunga. I truly don’t know how to speak Inuktitut very well. You may need to analyze up to 10 different bits of information in order to figure out a single word. However, the affixation is all via suffixes (there are no prefixes or infixes) and the suffixation is extremely regular. Inuktitut is also rated one by linguists one of the hardest languages on Earth to pronounce. Inuktitut may be as hard to learn as Navajo. Inuktitut is rated 5, hardest of all. Kalaallisut (Western Greenlandic) is very closely related to Inuktitut. Look at this sentence: Aliikusersuillammassuaanerartassagaluarpaalli… However, they will say that he is a great entertainer, but … That word is composed of 12 separate morphemes. A single word can conceptualize what could be an entire sentence in a non-polysynthetic language. Kalaallisut is rated 5, hardest of all.