Omit the Possessive, 170. 
  Omission of Preposition, 179. 
  Omit “Of,” 169. 
  Omit “To,” 167. 
  Omitted Relatives—­ Pronouns, 141. 
  On, Over, Upon, 104. 
  One another, Each other, 46. 
  One... they—­ Agreement with Antecedent, 134. 
  One’s, His, 50. 
  Only, 91. 
  Only, Alone, 113. 
  Only, Except, But, 157. 
  Onto, Upon, 92. 
  Opens up, 191. 
  Opinion, Idea, 113. 
  Oppose, antagonize, Alienate, 32. 
  Or.  Nor, As well as, But, Save, 201. 
  Or, Nor—­ Pronouns, 135. 
  Other, 49. 
  Other... besides, 49. 
  Other than, 159. 
  Other than, Otherwise than, 48. 
  Otherwise than, Otherwise but, 159. 
  Ottomans, Mussulmans, 145. 
  Ought, Should, Would, 102. 
  Oughtn’t, Mustn’t, Mayn’t, Mightn’t, 122. 
  Outstart, 92. 
  Over and Above, More than, 92. 
  Over, More than, 155. 
  Over, On, Upon, 104. 
  Over with, 110. 
  Overflown, Overflowed, 110. 
  Overlook, Oversee, 95. 
  Overshoes, Gums, 56. 
  Overworked Expressions, 13. 
  Owing, Due, 71. 
  Oxide of Manganese, Black, 36.

  Pair, Couple, Brace, 147. 
  Pants, Gent’s, 79. 
  Pappy, the Old Man, 97. 
  Parenthetical Expressions—­ Pronouns, 133. 
  Part, Portion, 30. 
  Partake, Ate, 105. 
  Participles, 169,
          After Verbs, 171. 
          Awkward Construction, 172. 
          Clearness, 172. 
          “Is building,” 173. 
          “Of” redundant, 169. 
          Omit the Possessive, 170. 
          Place of, 171. 
  Party, Person, 93. 
  Patron, Customer, 93. 
  Peas, Pease, 149. 
  Pell-mell, 155. 
  Pennies, Pence, 149. 
  Per, 93. 
  Peradventure, Perchance, 93. 
  Performers, 93. 
  Period, Point, 94. 
  Perpetually, Continually, 52. 
  Person, Party, 93. 
  Perspire, Sweat, 86. 
  Persuade, Advise, 52. 
  Peruse, 78. 
  Pet Words, 12. 
  Phenomena, Data, Effluvia, 144, 204. 
  Place of Participles, 171. 
  Plead, Pleaded, 94. 
  Plenty, Plentiful, 95. 
  Plural Compounds, 147. 
  Plural Nouns, 125. 
  Pocket-handkerchief, 188. 
  Poet, Poetess, 73. 
  Poetic Terms, 9. 
  Poetical Construction, 201. 
  Point, Period, 94. 
  Politics, Acoustics, Ethics, 143. 
  Portion, Part, 30. 
  Position of Correlatives, 164. 
  Position of Preposition, 178. 
  Possessive Case, 124. 
          After of, 127. 
          Double possessives, 126. 
          Nouns, Singular, 125.
               " Plural, 125.
               " in apposition, 126. 
          Pronouns, 126. 
          Somebody else’s, 127. 
  Postal, 31. 
  Posted, Informed, 86. 
  Powerful sight, 105. 
  Practical, Practicable, 31. 
  Preceding, Above, More than, 111. 
  Predicate, 31. 
  Prefer than, 31. 
  Preferred before, to, 176.