All names the Sides and Thomas have called each other (As of “Selfishness vs. Selflessness”)
I rewatched the whole series to make this list (I mean I was going to anyways…)((I might’ve missed some okay but this is definitely most of them))
Teach (from Patton and Thomas in “The MIND vs. The HEART” and Patton again in “Am I ORIGINAL”)
Teacher Dude (from Thomas in “The MIND vs. The HEART”)
Kiddo (from Patton on multiple occasions)
Mr. Gloomy-Gus Teacher (from Patton in “Growing Up”)
Pocket Protector (from Virgil in “Growing Up”)
Nerd (from Roman in “Making Some Changes” and “Why Do We Get Out of Bed in the Morning” and again in “Selfishness vs. Selflessness) )
Calculator Watch (from Roman in “ACCEPTING ANXIETY, PART 2/2″)
Erlenmeyer Trash (from Roman in “Fitting In”)
My hero (from Patton in “Fitting In”)
Specs (from Roman in “MOVING ON, PART 1/2″)
Sub-astute teacher (from Roman in “MOVING ON, PART 1/2″)
Buddy (from Roman in “MOVING ON, PART 2/2″ and “Can LYING Be Good” and also from Virgil in “12 DAYS OF CHRISTMAS”)
Microsoft Nerd (from Roman in “12 DAYS OF CHRISTMAS”)
Microsoft Turd (from Roman in “12 DAYS OF CHRISTMAS”)
Drama Turd (from Roman in “Can LYING Be Good”)
Pat (from Roman when he mixed the two together in “Why Do We Get Out of Bed in the Morning”)
Mr. Smartypants (from Roman in “Why Do We Get Out of Bed in the Morning”)
Geed Squad/Squadless Geek (from Roman in “Why Do We Get Out of Bed in the Morning”)
Pain in the Nexus Instruments (from Roman in “Why Do We Get Out of Bed in the Morning”)
Dad (from Roman in “Why Do We Get Out of Bed in the Morning”)
Egghead (from Roman in “Why Do We Get Out of Bed in the Morning”)
Daddy (by Patton in “Learning New Things About Ourselves”)
No Funsen Honeydew…Doo (from Roman in “Learning New Things About Ourselves”)
L (from Virgil in “Learning New Things About Ourselves”)
Iron Giant nerd (from Roman in “Learning New Things About Ourselves”)
Stinky poo-poo side (real mature) (from Deceit in “Selfishness vs. Selflessness)
The tardy teacher (from Virgil in “Selfishness vs. Selflessness)
Prince Dude (from Thomas in “Taking on ANXIETY”)
Princey (from all of them multiple times. It’s basically his name.)
Sir Sing-A-Lot (from Virgil in “Losing My Motivation”)
Sir Sing-A-Long (himself in Losing My Motivation” (he misspoke Virgil’s nickname))
Kiddo (from Patton on multiple occasions)
Prince Underarm Stink (from Virgil in “Am I ORIGINAL”)
Slugger (from Patton in “Am I ORIGINAL”)
Half-wit (from Logan in “Making Some Changes”)
Meta Knight (from Virgil in “Making Some Changes”)
Romano (from Virgil in “MOVING ON, Part 1/2″)
You malodorous scent-urion (from Logan in “12 DAYS OF CHRISTMAS”)
Mr. Doodooface McGee (from Thomas to Roman playing Joan/Thomas’s boss in “Can LYING Be Good”)
Little Bratty Baby (from Logan in “Why Do We Get Out of Bed in the Morning”)
Prep (from Logan in “Why Do We Get Out of Bed in the Morning”)
Bud (from Thomas in “Crofters - The MUSICAL” and “Learning New Things About Ourselves”)
Daddy (by Patton in “Learning New Things About Ourselves”)
Dr. Do-The-Most (from Virgil in “Learning New Things About Ourselves”)
Your Honor (in “Selfishness vs. Selflessness)
The One and Lonely (from himself in “Selfishness vs. Selflessness)(bby no)
The first most handsome prince in the world (from Patton in “Selfishness vs. Selflessness)
Knucklehead (from Patton in “Selfishness vs. Selflessness)
Dad Guy (from Thomas in “The MIND vs. The HEART”)
Daddy (heh) (From Logan in “Losing My Motivation”)
Newsie-Hipster-Theatre Geek-Mark from Rent (from Roman in “Losing My Motivation”)
Pouty McSpecs (from Roman in “Sanders Sides Q&A”)
Cardigan-Clad-Clod (from Logan in “My NEGATIVE Thinking”
Softest Little Puffball (from Roman in “Fitting In”)
Padre (from Roman in “Fitting In”)
Happy-Pappy-Patton (given to himself in “MOVING ON, PART 2/2″)
Papa (from Thomas in “Can LYING Be Good”)
Buddy (from Thomas to Deceit disguised as Patton in “Can LYING Be Good” and then again this time to actual Patton in “Selfishness vs. Selflessness)
Popstar (from Virgil in “Learning New Things About Ourselves”)
JJ (from Roman in “EMBARRASSING PHASES”)
Dad (from Roman in “Selfishness vs. Selflessness)
Sssssssuck up (from Deceit in “Selfishness vs. Selflessness)
Honey (from Deceit in “Selfishness vs. Selflessness)
Emo Nightmare (from Roman in “A New Year of Lying to Myself…”)
Hot Topic (from Roman in “Alone on VALENTINE’S DAY”)
Big Guy (from Patton in “Losing My Motivation”)
Sunshine (from Roman in “Losing My Motivation”)
Kiddo (from Patton on multiple occasions)
My Chemically Imbalanced Romance (from Roman in “Am I ORIGINAL”)
Negative Nancy (from Roman in “Am I ORIGINAL”)
Jason Toddler (from Roman in “Am I ORIGINAL”)
Jerky McJerkface (from Roman in “Am I ORIGINAL”)
Surly Temple (from Roman in “Growing Up”)
JD-lightful (from Roman in “Making Some Change”)
Dr. Gloom (from Roman in “Becoming a CARTOON”)
Marilyn Morose (from Roman in “Becoming a CARTOON”)
Fairest of them all (from Roman in “Becoming a CARTOON”)
Count Woe-laf (from Roman in “ACCEPTING ANXIETY, PART 1/2″)
Gloomy Goober (from Patton in “ACCEPTING ANXIETY, PART 1/2″)
My Dark Strange Son (from Patton in “ACCEPTING ANXIETY, PART 2/2″)
Poor little anxious baby (from Patton in “ACCEPTING ANXIETY, PART 2/2″)
Brad Pitiful (from Roman in “ACCEPTING ANXIETY, PART 2/2″)
Worry wart (from Thomas in “ACCEPTING ANXIETY, PART 2/2″)
Virge (given by himself in “ACCEPTING ANXIETY, PART 2/2″ and repeated by Thomas a few times)
Friendo (from Roman in “ACCEPTING ANXIETY, PART 2/2″)
Panic! At the Everywhere (from Roman in “Fitting In”)
Sweet and Sour misunderstood Shadowling (from Patton in “Fitting In”)
My child (from Patton in “Fitting In” and “Learning New Things About Ourselves”)
Jack Smellington (from Roman in “MOVING ON, Part 1/2″)
My boy (from Patton in “MOVING ON, PART 2/2″)
Incredible Sulk (from Roman in “12 DAYS OF CHRISTMAS”)
Charlie Frown (from Roman in “Can LYING Be Good”)
Buddy (from Deceit disguised as Patton in Can LYING Be Good”)
Shadowy but angelic songbird (from Patton in “Learning New Things About Ourselves”)
Vomedy Central (from Roman in “Learning New Things About Ourselves”)
Cute lil’ muffin (from Patton in “Learning New Things About Ourselves”)
Bud (from Thomas in “EMBARRASSING PHASES”)
Bat-winged cherub (from Patton in “EMBARRASSING PHASES”)
Bad boy (from Patton in in “EMBARRASSING PHASES”)
Trifling ass-sailant of my emotions (from Thomas in “Selfishness vs. Selflessness)
One Angry Man (from Deceit in “Selfishness vs. Selflessness)
Jack the Fibber (from Roman in “Can LYING Be Good”)
Slippery snake (from Thomas in “Why Do We Get Out of Bed in the Morning”)
Slimy boy (from Thomas in “Why Do We Get Out of Bed in the Morning”)
Harvey Dense (from Virgil in “EMBARRASSING PHASES”)
Dr. Trick-le and Mr. Lies (from Roman in “Selfishness vs. Selflessness)
Tony (from Patton in “My True Identity”)
Kid (from Virgil in “Taking on ANXIETY”)
Son (from Patton in ‘The MIND vs. The HEART”)
Kiddo (from Patton on multiple occasions)
Our Little Guy (from Patton in “The MIND vs. The HEART”)
Darude Sanderstorm (from Joan in “Growing Up”)
Mr. Sanders (in “Growing Up”)
Mr. T (from Roman in “ACCEPTING ANXIETY, PART 1/2″)
Tom (from Roman in “12 DAYS OF CHRISTMAS”)
Thomathy (from Patton in “12 DAYS OF CHRISTMAS”)
Tommy Salami (from Roman in “12 DAYS OF CHRISTMAS”)
Tomalomadingdong (from Patton in “12 DAYS OF CHRISTMAS”)
Thomas the Dank Engine (from Roman in “12 DAYS OF CHRISTMAS”)
Thomas Slamders (from Roman/Joan/Thomas’s boss in “Can LYING Be Good”)
Great man baby (from Roman in “Why Do We Get Out of Bed in the Morning”)
Sweetie (from Deceit in “Selfishness vs. Selflessness)