*Some of alternative words you can use instead*

* Awesome 

 Extraordinary , Outstanding, Splendid , Incredible.  tremendous.

 *Intelligent

 Wise , Astute , Knowledgeable , brilliant , brainy , smart, Clever.

 *But

However, Although , Through , yet , on the other hand , Nevertheless.

 *Especially

 Above all , chiefly , In Particular , mainly, Principally, Exclusively.

 *Terrible

 Hideous , appalling , Frightful , Horrendous , Atrocious, Ghastly , Dreadful.

 *Also

* In addition, As well as , like wise , Furthermore , along with , besides, moreover.

 *Stupid

Foolish , Dumb, ludicrous, Laughable, futile, senseless.

 *Easy

Simple, Clear, Effortless, Facile , Basic, Straightforward.

 *Therefore

 As a result, subsequently, For this reason, hence , thus , So/ so then , Consequently.

 *Very Good

 Fantastic , Amazing, terrific , Wonderful, Incredible , Marvellous.

 *Big

 Huge, Giant , Gigantic , Enornous, Massive, Large, Immense.

 *Great

Excellent, Fantastic, Wonderful , Super, Outstanding, Amazing.

 *Happy

Cheerful, Delighted, Glad, Joyful, Merry, Thrilled

 *Small

Tiny, Petite, Miniature, Teeny, Skimpy, Wee, Minute.