If you are talking about the faith of the Catholic Church, yes.
Yes, it is a proper noun.
Yes it is.
No.
Yes, "Catholic" should be capitalized when referring to the Catholic Church or Catholicism as it is a proper noun.
Yes, Indian should be capitalized.
No, the plural noun 'clergymen' is a common noun, a general word for male (usually Christian) priests, ministers, or religious leaders.A common noun is capitalized only when it is the first word in a sentence.
The word 'will' should be capitalized only when it is a person's name or the first word in a sentence. As a verb or common noun, it should not be capitalized.
In most cases, the word "other" should not be capitalized in a title unless it is the first word or part of a proper noun. The general rule is to capitalize the first word, proper nouns, and any significant words in a title, but "other" is usually considered a common word and not capitalized.
Yes, Sunday should always be capitalized.
The second word should not be capitalized
As an abbreviation it should be capitalized.
No When referring to the Catholic Church or to a person who practices Catholicism, the word is always capitalized. However, when the word is used as an adjective meaning 'universal' it is not capitalized.
Yes, the noun 'Catholicism' is an abstract noun; a word for the beliefs and practices of the Roman Catholic Church; a word for a concept.The noun 'Catholicism' is a proper noun, the name of a specific religion. A proper noun is always capitalized.
Yes, Greek should be capitalized.