About Frisian Language
According to Wikipedia.org, The Frisian language is closely linked to English. It was formally spoken in the province of Noord-Holland and the Netherlands. This language is mainly spoken in three small areas and each one of them has its dialect. These dialects are West Frisian that is spoken in the province of Friesland. This province is located in the Netherlands. East Frisian is spoken in the Saterland west of Oldenburg, Ger.; and North Frisian. The written records are available from the end of the 13th century. However, they are written in Old Frisian and this stage of language ended in the 16th century. The Old Frisian has all the features that distinguish English and Frisian from other languages in Germany. Even though the Frisian language has been the written language for about 300 years. There have been a lot of changes made in the modern era.
About Kinyarwanda Language
According to Wikipedia.org, Kinyarwanda is the official language of Rwanda. It is a popular dialect of the Rwanda-Rundi language that is spoken by native speakers. This language is also spoken in the Republic of the Congo and many other parts of Southern Uganda. You will be surprised to know that its writing system is Latin. There are around seven dialects of Kinyarwanda that include Bufumbwa; Bwisha; Hutu; Igikiga; Mulenge; Rufumbir and Rutwa. The native speakers of this language are 9.8 million. Kinyarwanda is from the Bantu and Niger-Congo language family. This language is closely related to Kirundi while the spelling system is Roman Catholic. The basic vowels and consonants are few while the sound of this language is very unique. You can easily distinguish by the tone that is high and low.
