sequ-, sequi-, secut-, suit-, -sue

(Latin: follow, followed, following)

obsequy (s) (noun), obsequies (pl) (normally used only in the plural)
persecute, (verb), persecutes; persecuted; persecuting
To treat people extremely badly, or to refuse to allow them to have equal rights; especially, because of their race, religion, or political beliefs: "Through out history, there have been minority groups; such as, the Jews, the Blacks, and other people who have been persecuted by being deprived of their rights and even of their lives; and sad to say, such persecuting is still going on in the world."
persecution (noun)
persecutor (s) (noun), persecutors (pl)
prequel (s) (noun), prequels (pl)
A movie, story, or novel set at a time preceding the action of an existing work: The next film will be a prequel to the last one which had achieved commercial success.
prosecute (verb), prosecutes; prosecuted; prosecuting
1. To seek to enforce or to obtain by a legal process.
2. To conduct criminal proceedings in court against someone: "After using other people's credit card information to illegally get money from their accounts, Bernardo was prosecuted for robbery."
3. To follow up or carry something forward which was undertaken or started, usually to its completion: "The general wanted to prosecute the war until victory was achieved."
4. To carry on, or to practice, something with the idea of completing it.
5. To continue doing something, usually until it is finished or accomplished.
6. Etymology: from Latin prosecutus, past participle of prosequi, "follow after"; from pro-, "before, forward, forth" and sequi, "to follow".
prosecution (s) (noun), prosecutions (pl)
1. The institution and conduct of legal proceedings against a defendant for criminal behavior.
2. The lawyers acting for a state to put a legal case against a defendant.
3. The continuance, or following up, of something begun with a view to its completion.
prosecutor (s) (noun), prosecutors (pl)
1. A person, as a complainant or chief witness, instigating prosecution in a criminal proceeding.
2. A government attorney who initiates and carries out a legal action; especially, criminal proceedings.
pursuance (s) (noun), pursuances (pl)
pursuant (adjective)
In accordance with a set of regulations or proceeding from and being conformable with policies or guidelines.
pursuant (adverb)
Consequently or accordingly.
pursue (verb), pursues; pursued; pursuing
1. To look for or to strive to achieve some object, desire, etc.: "Matilda and, her brother, Lane pursued with great determination their goals of becoming professional ballet dancers."

"Silas is pursuing a career in journalism."

2. To follow in an effort to overtake or to capture; to chase: "The robbers got into their car and the police pursued them until the criminals were caught at a road block."
pursuer (s) (noun), pursuers (pl)
pursuit (s) (noun), pursuits (pl)
pursuivant (s) (noun), pursuivants (pl)