Rewrite the given sentence, focusing on a specific word.
I am too tired to work.
Focus word: tired
I am extremely fatigued and not able to work.
Complete the following task based on the instruction and optional input provided.### Instruction:
Rewrite the given sentence, focusing on a specific word.

### Input:
I am too tired to work.
Focus word: tired

### Output:
I am extremely fatigued and not able to work.