Theory:

  
No.
Words
Antonyms
1
AwareUnaware
2
BadGood
3
BloomWither
4
DifferenceSimilar
5
ForgottenRemembered
6
FreeExpensive
7
FriendEnemy
8
ImportantTrivial
9
KindMean
10
LoveHate
11
RespectDisrespect
12
Sad
Happy
13
Shame
Pride
14
Simple
Difficult
15
Smallest
Biggest
16
Tiniest
Biggest
17
Deserves
Unworthy
 
Important!
To practise more antonyms, click here.