1. Fair and fare
A fair is an exhibition. Eg Every year, our family goes to the fair.
A fare is a fee you pay. Eg The fare to ride the bus is affordable.
2. Farther and further
Farther has to do with distance. Eg How much farther is Bauchi?
Further means additional or more. Eg Give me further information.
3. Faze and phase
To faze is to distress or disturb. Eg The scrutiny of the media didn't faze her.
A phase is a period of development or a period of time in a cycle of events. Eg He went through a phase when he was on 1-0-0.
4. Few and less.
Few is used when talking about things that can be counted. Eg Few vehicles ply this route.
Less is used when talking about things that cannot be counted. Eg He shows less concern.
5. Figuratively and literally.
Figuratively refers to the metaphoric speech, not realistic or exact Eg I died laughing is figurative.
Literally refers to realistic or exact speech Eg I am literally crying means I am crying for real (or shedding crocodile tears).
6. Flammable and inflammable.
These two words both mean easily set on fire. However, flammable is now used as a warning yo avoid misinterpreting the prefix - in as negative.
7. Flare and flair.
Flare is to increase gently, burn brightly or something that provides a bright flame.
Flair refers to a sense of style or a talent. Eg I have a flair for cooking.
8. Forth and fourth.
Forth means forward from this point Eg He moved forth without looking back.
Fourth indicates an object that comes between number 3 and number 5.
9. Foul and fowl.
Foul can be offensive, rotten or unfavourable ; foul language, foul meat, foul weather.
Fowl refers to birds, especially domestic ones Eg chicken, duck.
10. Forbear and forebear
Forbear means to refrain from.
A forebear is an ancestor or forefather.