Secondary professions for a Paragon

Paragon/Warrior

 * Shouts such as "Watch Yourself!" are effective for energy management and triggering echoes and "chorus" chants.
 * Focused Anger with any Warrior weapon can provide abundant adrenaline.

Paragon/Ranger

 * Apply Poison adds poison to each Spear attack.

Paragon/Monk

 * Purge Signet's loss can be made up through Leadership with adrenal shouts such as "Go for the Eyes!".

Paragon/Necromancer

 * Plague Sending is an excellent way to get rid of conditions caused by Cautery Signet and "It's just a flesh wound."

Paragon/Mesmer

 * Expel Hexes and Shatter Storm are often used in PvP.
 * Mirror of Disenchantment can be used in PvP to debuff Aegis-using teams.
 * Epidemic can be combined with Anthem of Flame and Barbed Spear for effective PvE usage.

Paragon/Elementalist

 * Paragons and Elementalist Skills have very little synergy.

Paragon/Assassin

 * This combination provides little benefit for a Paragon primary.

Paragon/Ritualist

 * Vocal was Sogolon is an item spell designed particularly for Paragons, extending the length of shouts and chants.

Paragon/Dervish

 * Ebon Dust Aura combined with spear attacks can spam Blindness.