system
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human
Find synonyms for the underlined word and replace it in the sentence provided.

Input:
Mary woke up and brushed her teeth before heading to work. She worked hard the entire day, and when she finally got home, she was exhausted.
gpt
Mary woke up and brushed her teeth before heading to her job. She worked tirelessly the whole day, and when she finally arrived back at her house, she was drained.