Very big = enormous

Your house is enormous.

Very small = tiny

My apartment is teensy tiny.

Very smart = brilliant

You are brilliant.

Very bad = awful, dreadful, horrible

This movie is awful.

Very sure = certain

I’m certain I left my keys on the table.

Very good = awesome, excellent, amazing

This book is excellent.

Very tasty = delicious

This dessert is delicious.

Advanced intensifiers

Absolutely

Your house is enormous.

Awfully

My apartment is awfully tiny.

Completely

This movie is completely awful.

Exceptionally

This movie is awful.

Particularly

This book is particularly excellent.

Quite

I’m quite certain that I left my keys on the table.

Totally

You are totally brilliant.

Dangerously

This dessert is dangerously delicious.

Highly

You are highly intelligent.