Automatically capitalize your email subjects, blog/essay/article titles, and more with the capitalization rules from APA, Chicago, AP, and MLA style guides. Enter a title below to capitalize it.

Title Capitalization Rules

Chicago Manual of Style

Chicago-Manual-Of-Style-Guidelines-Quick-Study-0

  1. Capitalize the first and the last word.
  2. Capitalize nouns, pronouns, adjectives, verbs, adverbs, and subordinate conjunctions.
  3. Lowercase articles (a, an, the), coordinating conjunctions, and prepositions.
  4. Lowercase the ‘to’ in an infinitive (I want to play guitar).

Style Guide: Chicago Manual Of Style Guidelines

APA/MLA

  1. Capitalize the first word of the title/heading and of any subtitle/subheading
  2. Capitalize all major words (nouns, verbs, adjectives, adverbs, and pronouns) in the title/heading, including the second part of hyphenated major words (e.g., Self-Report not Self-report)
  3. Capitalize all words of four letters or more.

Style Guide: APA/MLA Style Guide

AP

  1. Capitalize words with 4 or more letters.
  2. Capitalize the first and the last word.
  3. Capitalize nouns, pronouns, adjectives, verbs, adverbs, and subordinate conjunctions.
  4. Lowercase articles (a, an, the), coordinating conjunctions, and prepositions.
  5. Lowercase the ‘to’ in an infinitive (I want to play guitar).

Style Guide: AP Style Guide