Proper adjectives, capitalization of, [136] (§95).
Proper nouns, defined, [7]; capitalization of, [136] (§95).
Propose, for intend, Glossary.
Providing, for if, Glossary.
Provincialisms, definition and rule against use of, [186].
Punctuation, rules for, [137-144]; in letters, body, [162]; heading, [156]; inside address, [157]; outside address, [157]; salutation, [160].
Qualities, essential: Of sentences, unity, [126-128]; emphasis, [131]; euphony, [132-133]. Of paragraphs, unity, [149-151]; coherence, [151-153]; emphasis, [153]. Of whole composition, unity, [178]; coherence, [178].
Quite, for very, [196].
Quotation marks, use of, [143].
Quotations, punctuation of, [139] (§115), [141] (§123), [142] (§131), [143] (§§132-137).