At the beginning of the sentence and when it forms part of the proper noun or when it is used as a direct address.
Examples:
Nanny Andrea
Please get the baby's diaper, Nanny.
No it shouldn't be capitalized.
No, the word forecast should not be capitalized in a sentence.
It should only be capitalized if it forms part of a title.
No it does not have to be.
The word 'the' is capitalized when it is the first word in a sentence (as the beginning of this sentence) or part of a title ("The Last Supper" or "The Cat In The Hat") . The first word in a sentence or title is always capitalized.
No, except if the word is used at the beginning of a sentence.
No, it shouldn't be capitalized.
No it shouldn't be capitalized.
No, the word forecast should not be capitalized in a sentence.
no
No, but the names of individual languages are capitalized.
No, the word basketball is not a proper noun and so it does not get capitalized in a sentence unless it is the first word of that sentence.
no
No it shouldn't be capitalized.
No, the word "region" does not need to be capitalized in a sentence unless it is the first word of the sentence or part of a proper noun (e.g. "Pacific Northwest region").
The word "Arctic" is capitalized.
It should only be capitalized if it forms part of a title.