Continuity/Dericost versus Dericostian

In this article we will evaluate each word that has been used based on the following criteria:

1. The number of sources.
2. The in-universe sources.
3. The in-universe dates.
4. The real-world dates.

Dericost

• 2005/07 Throne of Destiny - Dericost Ruin Quest: Dericost Ruin
• 2005/07 Throne of Destiny - Dericost Ruin Quest: Dericost Ruin Key
• 2005/07 Throne of Destiny - Dericost Ruin Quest: Dericost Tome
• 2005/08 Friend and Foe - Dericost Blade
• 2006/08 Shattering the Dark - Ruschk Aspect of Grael Quest: Dericost Vault
• 2006/08 Shattering the Dark - Ruschk Aspect of Grael Quest: Dericost Vault Key
• 2006/08 Shattering the Dark - Ruschk Aspect of Grael Quest: Unfinished Dericost Phylactery
• 2007/03 Ancient Enemies - Ancient Journal Page: Kuyiza bint Zayi the Translator's dialog
• 2008/08 Ancient Powers - Master Test: Titanic Dericost Mnemosyne
• 2008/08 Ancient Powers - Master Test: Hizuki Tama's dialog
• 2009/07 Old Ghosts - Lady Aerfalle Quest: Aerfalle's Token
• 2009/07 Old Ghosts - Lady Aerfalle Quest: Aerfalle's Ornate Token
• 2009/07 Old Ghosts - Lady Aerfalle Quest: Aerfalle's Embossed Token
• 2010/11 From Darkness, Light - Nalicana's Test: Liam of Gelid
• 2010/11 From Darkness, Light - Nalicana's Test: Dericost Token of the Aura of Destruction
• 2010/11 From Darkness, Light - Nalicana's Test: Dericost Token of the Aura of Retribution
• 2010/11 From Darkness, Light - Nalicana's Test: Nalicana's dialog
• 2011/03 Hidden In Shadows - Dericost Ritual Investigation: Sir Learth's dialog
• 2011/04 Dark Deliveries - Halt Dericost Ritual Quest: Lady Daenerah's dialog

Dericostian

• 1999/12 Sudden Season - Frore: Bandit Rune Transcription description
• 1999/12 Sudden Season - Frore: Neydisa Rune Transcription description
• 1999/12 Sudden Season - Frore: Stonehold Rune Transcription description
• 1999/12 Sudden Season - Frore: Partial Rune Transcription description
• 1999/12 Sudden Season - Frore: Complete Rune Transcription description
• 2000/02 Shadows of the Past - Smoldering Stone Quest: Archival Copy text
• 2000/07 To Raise a Banner of Flame - Lady Aerfalle Quest: Sacrificial Dagger description
• 2000/07 To Raise a Banner of Flame - Lady Aerfalle Quest: Lady of Aerlinthe's Chest description
• 2000/11 Should the Stars Fall - Asmolum's Throwing Daggers description
• 2000/12 The Child of Daralet - Town Crier dialog
• 2004/08 From the Darkness Born - Lady Aerfalle Quest: Lady of Aerlinthe's Ornate Chest description
• 2005/08 Friend and Foe - His Master's Voice: Ssavashka the Devoted dialog
• 2005/11 Under Cover of Night - The Temple of Xik Minru: Book of Xik Minru text
• 2007/10 Masked Memories - Delving into Claude's Mind: Isin Dule dialog
• 2008/03 Foolish Ambition - Rytheran's Untranslated Journal: Danira the Dusty dialog
• 2008/05 Introductions - Investigating the Societies: Principles of the Celestial Hand text
• 2008/06 Dispatch - Disturbance in the Ley Lines: Zho Heishan dialog
• 2008/06 Dispatch - Disturbance in the Ley Lines: Visage of Menilesh description
• 2008/08 Ancient Powers - Adept Test: Benedino's Letter text
• 2009/06 Old Ghosts - Lady Aerfalle Quest: Lady of Aerlinthe's Embossed Chest description
• 2011/02 Blood From Stone - Bloodstone Investigation: Carefully rolled scroll description
• 2011/02 Blood From Stone - Bloodstone Investigation: Large Tome description

Non-official / non-canonical

• 2000/03 Stormwaltz Quotes - On Empyrean Linguistics
• 2???/?? Asheron's Call 2 - Lore FAQ

Other (article needs cleanup for proper citation)

• Large Tome (Book 1-4)