Big
Huge, Massive, Large, Gigantic, Enourmous etc.
Pretty
Beautiful, Handsome, Good-Looking etc.
Mistake
Error, Fault etc.
Make
Create, Invent etc.
Noisy
Loud, Shouting etc.
Angry
Mad, Crazy, Unhappy, Furious etc.
Trash
Garbage, Rubbish etc.
Bad
Awful, Terrible, Horrible, Nasty etc.
Small
Little, Tiny, Mini etc.
Happy
Glad, Cheerful, Upbeat, Smiling, Laughing etc.
Boy
Man, Son, Lad etc.
Girl
Female, Woman, Lady etc.
Good
Excellent, Amazing, Awesome, Great, Super, Fantastic etc.
Look
See, Observe, Notice, Watch etc.
Sad
Unhappy, Depressed, Miserable etc.
Start
Begin, Open etc.
Gift
Present, Box etc.
Fast
Quick, Rapid, Speedy etc.
Speak
Talk, Shout,Yell etc.
Ill
Sick, Unwell etc.
Clever
Smart, Intelligent, Bright, Brainy etc.
Hard
Difficult, Complex, Tough etc.
Afraid
Scared, Nervous, Terrified etc.
Correct
Right, Positive etc.
Easy
Simple, Basic etc.
Quiet
Silent, Mute etc.