But and For, Yet and Nor: What Is a Conjunction? (Words Are CATegorical ®)

Under, Over, By the Clover: What Is a Preposition? (Words Are CATegorical ®)

I and You and Don't Forget Who: What Is a Pronoun? (Words Are CATegorical ®)

Pitch and Throw, Grasp and Know: What Is a Synonym? (Words Are CATegorical ®)

A Mink, a Fink, a Skating Rink: What Is a Noun? (Words Are CATegorical ®)

I'm and Won't, They're and Don't: What's a Contraction? (Words Are CATegorical ®)

Hairy, Scary, Ordinary: What Is an Adjective? (Words Are CATegorical ®)

Stop and Go, Yes and No: What Is an Antonym? (Words Are CATegorical ®)

Feet and Puppies, Thieves and Guppies: What Are Irregular Plurals? (Words Are CATegorical ®)

Slide and Slurp, Scratch and Burp: More about Verbs (Words Are CATegorical ®)

Cool! Whoa! Ah and Oh!: What Is an Interjection? (Words Are CATegorical ®)