Given a sentence and a word, replace the word with the corresponding synonym.
She felt grumpy and unhappy.
Word: grumpy
She felt irritable and unhappy.
Complete the following task based on the instruction and optional input provided.### Instruction:
Given a sentence and a word, replace the word with the corresponding synonym.

### Input:
She felt grumpy and unhappy.
Word: grumpy

### Output:
She felt irritable and unhappy.