Some of the words that can be used verbs and nouns are charge, park, fly, cook, hunt and stress. The words will be indentified as nouns or verbs depending on how they have been used in a sentence structure. For instance: the charge on the credit card is valid is a noun and that man was charged for violence is a verb.
I do not approve of his cónduct. John Williams will condúct the symphony . He subscribes to the Congressional Dígest. Some food is difficult to digést. Charlie will be her éscort. He will escórt her to the Prom. That last remark was an ínsult. How dare you insúlt your father? Celery and tomatoes are fresh próduce. These factories prodúce the finest widgets.