prosecute
verb
[ ˈprɒsɪkjuːt ]
• institute or conduct legal proceedings against (a person or organization).
• "they were prosecuted for obstructing the highway"
• continue with (a course of action) with a view to its completion.
Origin:
late Middle English (in prosecute (sense 2)): from Latin prosecut- ‘pursued, accompanied’, from the verb prosequi, from pro- ‘onward’ + sequi ‘follow’.