| 1. Flesh and blood | (human nature) People in some villages are so poor that their sufferings are more than a flesh and blood can endure. |
| 2. Fish in troubled waters | (to take advantage of the trouble of others) Shrewd businessmen fish in troubled waters when there is scarcity of things. |
| 3. Follow suit | (to act in a like manner) If you do not obey your elders, your children will follow suit. |
| 4. Fall flat | (to have no effect) The minister’s speech fell flat on the audience. |
| 5. Fight shy of | (to attempt to avoid a thing or a person) I generally fight shy of confronting my elder sister as she is in the habit of making sickening comments. |
| 6. Fabian policy | (policy of delaying decisions) Politicians generally follow a Fabian policy in order to keep everyone satisfied. |
| 7. For no rhyme or reason | (any reason whatsoever) Seema did not appear for her final examinations for no rhyme or reason. |
| 8. Fight to the finish | (fight to the end) Indian Army has vowed to fight to the finish and turn every intruder out of Indian territory. |
| 9. Few and far between | (very rare) His visits to his home town are few and far between because of his expanding business. |
| 10. Flog a dead horse | (to revive interest in old matters) The rivals always flog a dead horse to insult their enemies. |
| 11. Fool’s errand | (useless undertaking) His visit to the States to earn money proved to be a fool’s errand. |
| 12. Fall foul of | (to quarrel) They were once bosom friends but now they have fallen foul of each other. |