Denim: Secret place names hiding in plain sight. Why the principal is more than your pal.

Grammar Girl Quick and Dirty Tips for Better Writing13mMarch 31, 2026

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AI-Generated Summary

In this episode of Grammar Girl, Mignon Fogarty explores the hidden linguistic origins of common words, focusing on toponyms—words derived from place names. She reveals how everyday items like denim, jeans, duffel bags, and even melons carry names tied to distant cities such as Nîmes, Genoa, Duffel, and Cantalupo. The segment highlights how trade, colonization, and historical confusion have shaped our vocabulary, with examples ranging from wine names like Champagne and Sherry to behaviors like 'meander' and 'bedlam.' The episode then shifts to a grammar lesson on the confusing pair 'principle' and 'principal,' clarifying that 'principal' (with 'pal') refers to a person in authority, the main part of a loan, or a primary reason, while 'principle' (with 'ple') denotes a moral rule or belief. The episode concludes with a fun listener contribution about the word 'snitch,' which has dual meanings in cooking and betrayal, showcasing how language evolves within families and communities.

Key Takeaways
1

Many common words like denim, jeans, and sherry are toponyms—derived from place names, often through trade or historical confusion.

2

The word 'principal' (P-A-L) refers to a person in authority, the main part of a loan, or a primary reason; 'principle' (P-L-E) refers to a moral rule or belief.

3

Words like 'meander' and 'bedlam' originated from rivers and institutions, showing how place names evolve into verbs and abstract concepts.

4

Some widely believed toponyms—like turkey and Panama hat—are actually false, stemming from misidentification or trade routes.

5

Language is shaped by history, trade, and cultural exchange, and even family slang (familects) can reveal deeper linguistic patterns.

Chapters
0:00
14 min

Toponyms: Hidden Place Names in Everyday Words

The next time you use a common word that feels a bit foreign, try looking it up. You might just find a hidden destination tucked inside the syllables.

Highlight
13:35
7 min

Principle vs. Principal: Sorting Out the Confusion

Use the coincidence that the word rule and the kind of principle that refers to a rule or a law or belief both end in L-E, and that's its only meaning.

Highlight
20:50
1 min

Familect: The Story Behind 'Snitch'

Listener Maggie shares a fun family word, 'snitch,' which originally meant sampling food (like cookie dough) but now also means informing on someone. The segment highlights how language evolves within families and how context shapes meaning.

High-Impact Quotes
The next time you use a common word that feels a bit foreign, try looking it up. You might just find a hidden destination tucked inside the syllables.
Mignon Fogarty8:06
Viral: 85.0
The most famous seems to be a toponym but isn't, or at least isn't correct, might just be turkey.
Mignon Fogarty6:32
Viral: 80.0
Use the coincidence that the word rule and the kind of principle that refers to a rule or a law or belief both end in L-E, and that's its only meaning.
Mignon Fogarty11:13
Viral: 78.0
Speakers

Host

Mignon Fogarty

Guests

Karen LundyMaggie
Topics Discussed
etymology of common words95%toponyms and place names90%grammar confusion: principle vs principal88%linguistic history and trade85%historical word evolution80%food and drink terminology75%cultural misunderstandings in language72%familects and family slang70%
People & Brands

Mignon Fogarty

person

15xPositive

Karen Lundy

person

4xPositive

Nîmes

place

3xNeutral

Turkey

place

3xNeutral

Genoa

place

2xNeutral

Isle of Jersey

place

2xNeutral

Cantalupo

place

2xNeutral

Duffel

place

2xNeutral

Jerez de la Fonterra

place

2xNeutral

Tangier

place

2xNeutral

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