An apostrophe is a figure of speech in which the speaker addresses an absent or imaginary person, an abstract idea, or an inanimate object as if it were present and capable of responding. It is often used in poetry and dramatic writing to convey intense emotion or thought.
Examples "O Sun, why do you hide behind the clouds today?“ O Freedom, how dearly you are missed in these times!“ O Captain! My Captain! our fearful trip is done;"
" You’re easy on the eyes, but hard on the heart.“ "You’re easy on the eyes, but hard on the heart.“ Many are called, but few are chosen."
Examples Living dead Bittersweet Pretty ugly
An epigram is a brief, witty, and often paradoxical statement or poem that expresses an idea in an insightful or humorous way .
Examples "I can resist everything except temptation.“ Three may keep a secret if two of them are dead.“ "If you want to know what God thinks of money, just look at the people he gave it to."
" The pen is mightier than the sword.“ ( Pen refers to written words, and sword to military force.) "The Oval Office was busy in work.“ (The Oval Office stands for people who work in the office "Let me give you a hand." (Hand means help.)
Synecdoche
I have four mouths to feed at home. Mouths ( the part) is used to represent people. Jack bought a new set of wheels.