duodecadal 

Relating to one's second decade, aka one's twenties.

1. Ernest attributed Joan's disquieting behavior to duodecadal melancholia.

2. “Scarlet just radiates that duodecadal sexual energy. Man I just want to f*ck that b*tch like no ones' business!”

3. “Holy sh*t, that 70 year old son-of-a-b*tch just f*cked that duodecadal slut! Dude, he got lucky as f*ck. No way he did it sober, he must’ve gotten her sh*tface or payed that thot bazillions for how God damned ugly he is.”

duodecadal by Mous, Anon Y. December 2, 2019

Duodecimquinquagintanovemphobia 

The fear of the time 12:59 specifically. No other time, just 12:59. (Could be due to it being a strange time)

Brad: What time is it?
Charles: Uh, I think it's 12:59
Brad: OHH GOD!

Charles: What's wrong??
Brad: Sorry, I have Duodecimquinquagintanovemphobia.
Charles: How did you say that?
Brad: Slowly.

Duodecimquinquagintanovemphobia by ThatMailboxOutside March 10, 2021

Duodecillion 

N. One followed by 39 zeros.

I have a duodecillion dollars!

Duodecillion by Demtane November 15, 2019

duodecillion 

1 followed by 39 zero's

wow i have 1 duodecillion POUNDS ( not dollars)

duodecillion by Great Brit of England November 16, 2021

duodecillion 

1 after 39 zero's

wow i have 1 duodecillion POUNDS (not dollars)

duodecillion by Great Brit of England November 16, 2021

duodecillionaire 

The richest person in the metaverse. No one can possibly get as much money as him. Who is the one and only duodecillionaire?

I am the one and only duodecillionaire.

duodecillionaire by Random Words & Definitions December 19, 2022

duodecal

Pronunciation: /ˌdu .oʊˈdɛk.əl/
Definition:
1. The ordinal number symbol: 20.
2. The position in a sequence following the nineteenth (nonantal) element; the second in the third (trio) decade (20s series).
3. Pertaining to a group, set, or division of twenty parts or members; a score.
4. Denoting a complete unit of twenty (duodeco), often used in historical counting and modern systematic groupings.

Significance:
• It defines the twentieth (duodecal) position with systematic regularity and clarity.
• It emphasizes scores, vicenary systems, and twenty-part divisions.
• It identifies historical counting units (e.g., "three score and ten"), modern organizational sets, and double decades.
• It avoids irregular and ambiguous pronunciations associated with Germanic numeric forms.
• It simplifies expressions of order in vicenary groupings, historical references, and sequential lists.
• It improves precision in historical, organizational, and quantitative contexts involving the number twenty (duodeco).
• It replaces Scandinavian-Germanic, Non-American, foreign, and Anglo-Saxon terms with a consistent Latinized ordinal form.

Related Ordinal Numbers: decal (10th), duodecal (20th), triodecal (30th), quadecal (40th), quintodecal (50th), sextodecal (60th), septodecal (70th), octodecal (80th), nonodecal (90th)
Cardinal References: deco (10), duodeco (20), triodeco (30), quadeco (40), quintodeco (50), sextodeco (60), septodeco (70), octodeco (80), nonodeco (90)

Examples:
• "The manuscript's duodecal chapter marks the transition into its final major section."
• "The assembly is organized into duodecal units for optimal logistical coordination."
• "His grandfather lived for seven (septo) duodecal years (anes) plus ten."
• "Adjust the duodecal parameter to configure the system for a twenty-element array."
• "The festival celebrates its duodecal anniversary this year (ane)."

duodecal by Dmitrio December 13, 2025