Forth vs. Fourth
Fortunate vs. Fortuitous
Frenetic vs. Frantic
Full vs. Fulsome
Gait vs. Gate
Gibe vs. Jibe
Good vs. Well
Grisly vs. Grizzly
Hung vs. Hanged
Hardy vs. Hearty
Haul vs. Hall
Have vs. Of
Hearty vs. Hardy
Hell vs. Heal
Heroin vs. Heroine
Higher vs. Hire
Historic vs. Historical
Hoard vs. Horde
Home vs. Hone
Hoping vs. Hopping