Afrikaans. It is an Indo-European language of the Germanic language family, and is closely related to (and sometimes mutually intelligible with) Dutch and especially Flemish.
Maybe Estonian
No, neither Finnish nor Estonian is a Dravidian language. Dravidian languages are predominately spoken in South Asia, whereas Finnish and Estonian are closely related Uralic languages.
Ndebele is related to Zulu and Xhosa. The languages related to Xhosa and Zulu are obviously the Nguni nations namely Northern Ndebele, Southern Ndebele and Swazi.
An Algonquian is another word for an Algonquin - a member of an aboriginal North American tribe, closely related to the Odawa and Ojibwe, who reside mostly in Quebec - or the family of languages belonging to these people.
The Manchu language is closely related to other Tungusic languages, such as Sibe, Xibe, and Evenki.
Spanish is closely related to other Romance languages, such as Portuguese, Italian, and French. These languages all evolved from Latin and share similarities in vocabulary, grammar, and sentence structure.
Yes, Samoan is in the Polynesian language family.
No. The connection between the Harappan language and Indian languages is theoretical, so at best you could say that the Harappan language is distantly related to the languages spoken in India, but this is only a possibility.
Japanese doesn't have an actual language group like most languages do (e.g. Danish is part of the North Germanic language group, closely related to Swedish and Norwegian), however, I have heard that Korean would be the most closely related, as both languages borrowed common characters from the chinese language and also my guess would be they are reasonably similar given they are geographically close, however, by no means mutually intelligible.
Farsi is the official language of Iran and belongs to the Indo-Iranian branch of the Indo-European languages, while Arabic is the official language of many countries in the Middle East and North Africa and belongs to the Semitic branch of languages. Farsi is written in the Persian script, whereas Arabic is written in the Arabic script.
Celtic languages were spoken by Celtic peoples in Western and Central Europe, including languages like Irish, Scottish Gaelic, Welsh, and Breton. Germanic languages were spoken by Germanic peoples in Northern Europe, including languages like German, English, Dutch, Swedish, and Danish. Both language groups have influenced each other over time due to historical interactions.
Yes as they are both Indo-European languages and all Indo-Europrean languages are related somehow, but only very distantly related because Germanic languages are actually more closely related to Celtic languages whereas Slavic languages are actually more closely related to Greek and Romance languages.
They are related, they belong to the Latin language family.
It is a West Germanic language and is closely related to Old Frisian. It also experienced heavy influence from Old Norse, a member of the related North Germanic group of languages.
No, not at all. Neither English nor the Romance languages are even remotely related to Hebrew.However, English is rather closely related to Italic languages such as those in the Romance family via the fact that they are both Indo-European language trees, Germanic and Italic.Hebrew is part of a completely different linguistic family.
Yes. Portuguese and Spanish are not mutually intelligible. However there are closely related languages, and people can overcome the language barrier more easily than some other combinations of languages.