So whereas general references to the historical concept can remain lowercased (“the three estates”), initial capitals are usually appropriate for referring to specific estates (“the Fourth Estate,” “the First and Third Estates”).

What words should you capitalize?

In general, you should capitalize the first word, all nouns, all verbs (even short ones, like is), all adjectives, and all proper nouns. That means you should lowercase articles, conjunctions, and prepositions—however, some style guides say to capitalize conjunctions and prepositions that are longer than five letters.

IS FOR supposed to be capitalized?

The small words we are referring to in this case essentially include articles, conjunctions, and prepositions, which should not be capitalized (again, unless they are the first word of a title). ... Conjunctions like and, nor, but, for, and or should also be written in lowercase.