Sonny Days with a Chance of Showers: Birthday Girl kidnaps meteorologist Sonny Days and demands that he announce her birthday on TV.
Vocab words: Precipitation, Meteorologist
Main villain(s): Eileen the Birthday Girl

Special Guest Star: Al Roker as Sonny Days

Seymour ... Right After This: Becky suspects Seymour Smooth is up to no good when he delays announcing his new show's winning ticket numbers.
Vocab words: Delay, Captivated
Main villain(s): Seymour Orlando Smooth

The Fill-In: Dr. Two-Brains has big plans when the Butcher fills in for one of Two-Brains' henchmen.
Vocab words: Surrender, Temporary
Main villain(s): Dr. Two-Brains & The Butcher

Word (Hicc)Up!: WordGirl battles the hiccups while Chuck tries to get his condiment ray fixed by Hal Hardbargain.
Vocab words: Remedy, Glitch
Main villain(s): Chuck the Evil Sandwich Making Guy & Hal Hardbargain

Leslie Makes It Big: Mr. Big is arrested, leaving it to his assistant, Leslie, to carry out their latest evil plan: building the world's most powerful mind-control device.
Vocab words: Ridiculous, Assume
Main villain(s): Mr. Big & Leslie

Mouse Brain Take-Over: WordGirl learns that Dr. Two-Brains is on an all-out cheese rampage just as she's about to give a tour of her secret hideout to the winner of the WordGirl Synonym Contest.
Vocab words: Abandon, Dilemma
Main villain(s): Dr. Two-Brains

Chuck with a Sidekick of Brent: Chuck teams with his brother Brent and tries to turn the city into a giant sandwich.
Vocab words: Accomplish, Schedule
Main villain(s): Chuck the Evil Sandwich Making Guy

Yarn-4-Gold: Bampy helps WordGirl stop Granny May's latest plot: exchanging gold jewelry for purple yarn.
Vocab words: Rubbish, Swap
Main villain(s): Granny May

Special Guest Star: Tim Conway as Bampy Botsford

Whammer Anniversary: Becky babysits TJ while Mr. and Mrs. Botsford celebrate their anniversary at an ice-cream parlor that just happens to be the target of the Whammer's wrath.
Vocab words: Glimpse, Occasion
Main villain(s): The Whammer

Rat Trap: Dr. Two-Brains forces Hal Hardbargain to create a ray that turns superheroes into cheese.
Vocab words: Confiscate, Whiz
Main villain(s): Dr. Two-Brains & Hal Hardbargain

WordGirl and Bobbleboy: TJ makes and sells WordGirl bobblehead dolls which makes WordGirl distracted when it comes to the attacks by the Energy Monster, Chuck the Evil Sandwich Making Guy, and Dr. Two-Brains.
Vocab words: Bobble, Souvenir
Main villain(s): First Energy Monster, then Chuck the Evil Sandwich Making Guy, and finally Dr. Two-Brains

Crime in the Key of V: Villainous Victoria Best sets out to be the best superhero in the city in order to force WordGirl into retirement.
Vocab words: Exceptional, Meddle
Main villain(s): Victoria Best

Special Guest Star: Kristen Schaal as Victoria Best

Where Have All the Villains Gone?: Ms. Question devises a devious plan to get rid of WordGirl....eliminate all of the city's villains so WordGirl is no longer needed.
Vocab words: Eliminate, Entire
Main villain(s): Ms. Question

Captain Tangent Returns: Scoops joins Capt. Tangent's pirate crew in order to write a newspaper article about them.
Vocab words: Vessel, Publish
Main villain(s): Captain Tangent

Special Guest Star: John Henson as Captain Tangent

Part 1: Today is Becky's birthday, and her parents have planned her "the greatest party EVER!" Becky is extremely excited and antsy to start partying. What's first in store is an enormous Pretty Princess bouncy castle, which Becky wants to jump in right away. However, she picks up with her super hearing a robbery at a sandwich shop. Bob hears it too, and reminds her of her obligation to protect the city. Reluctantly, Becky transforms into WordGirl and flies to the shop, where she finds Chuck robbing it. Chuck says that he wants people to eat only sandwiches made by him, and doesn't want anyone else to make them. After some complaining from both people and a definition of "antsy", WordGirl ties up Chuck and tells the shop owner to keep an eye on him until the police arrive.
Vocab words: Obligation, Antsy
Main villain(s): First Chuck the Evil Sandwich Making Guy, The Butcher, & Dr. Two-Brains, Then Energy Monster

Part 2: After a brief summary about the previous episode, Becky is still trying to figure out about the changes in the city. She starts by asking her parents what they put in the cake, and after getting no helpful response, she looks at the empty cake mix box. Confused by the "Warning: If electrified, cake may become enchanted" label, she finally realizes that this was probably a birthday joke, "getting Chuck to pretend he's the king of the city". Seeing her parents confused by her remark, Becky realizes that it's not a joke, and the cake really was enchanted. Wanting to investigate, she makes an excuse to leave with Bob. She sees that all the shops are sandwich shops and that there are statues of Chuck everywhere. One suddenly makes an announcement that "it's time for Sandwich Talk", and hearing this, a couple of citizens start replacing certain words with sandwich-related words, such as "I really mayonnaise your coat" or "It was a bargain at mustard dollars and ketchupy-ketchup cents". Peeved by such nonsense, Becky stands up to correct them.
Vocab words: Enchanted, Unusual
Main villain(s): Chuck the Evil Sandwich Making Guy

Have Snob, Will Travel: The Butcher kidnaps Reginald the jeweler in order to use his expertise to plan his next heist.
Vocab words: Formal, Fret
Main villain(s): The Butcher

Tobey's Playground Calamity: Ms. Davis holds a recycling contest to raise funds for a new playground after the old one is decimated by villains.
Vocab words: Dedicate, Calamity
Main villain(s): Theodore "Tobey" MacCalister III

The Learnerer: A new villain called The Learnerer steals a giant diamond. And its up to WordGirl and Huggy to stop him.
Vocab words: Suffix, Misjudge
Main villain(s): The Learnerer

Special Guest Star: "Weird Al" Yankovic as the Learnerer

Mr. Big's Dinner and a Scam: Mr. Big employs mind control to make sure his dinner-theater show is a success.
Vocab words: Embellish, Leery
Main villain(s): Mr. Big

The Birthday Girl's Monstrous Gift: A carnival is endangered by the Energy Monster. She must also contend with Birthday Girl.
Vocab words: Guzzle, Monstrous
Main villain(s): Energy Monster & Eileen the Birthday Girl

Hal the Haggler: WordGirl battles Granny May who's plotting to steal Cleopatra's bed from a museum.
Vocab words: Defend, Haggle
Main villain(s): Granny May & Hal Hardbargain

WordBot: Tobey is determined to get WordGirl back for constantly destroying his robots, so he builds a robot clone of WordGirl named WordBot. But when the robot gets jealous of the fact that Tobey is speaking mostly to WordGirl herself, and turns on its creator, WordGirl and Tobey are forced to team up to fight back.
Vocab words: Devoted, Backfire
Main villain(s): Theodore "Tobey" MacCalister III, WordBot

Mount Rush Here: When all the adults go missing in Fair City, the kids are taking advantage of a parent-free world. But when it starts to take a toll on them, WordGirl discovers that Mr. Big is using a mind-control device to make all the adults build a tribute in his honor. Will WordGirl be able to destroy the machine and save the adults?
Vocab words: Advantage, Tribute
Main villain(s): Mr. Big

Road Rage, Anger, and Fury: Lady Redundant Woman uses nefarious means to circumvent the city's congested traffic.
Vocab words: Obstacle, Rant
Main villain(s): Lady Redundant Woman

By Jove, You've Wrecked My Robots!: Tobey brings a board game about evil robots to Becky's house in hopes of exposing WordGirl's true identity.
Vocab words: Savvy, Realize
Main villain(s): Theodore "Tobey" MacCalister III
Note: Tobey's board game is the parody of Battleship.