12 Letter Words That Start With ON

There are 12+ 12 letter words beginning with ON in our English dictionary. Every 12-letter ON word below is valid in the Scrabble (TWL and SOWPODS), Wordle, and Words With Friends dictionaries, sortable and ready for your next puzzle. You can also browse all words starting with ON.

Popular 12-Letter Words Starting With ON

oncogenicity 20

oncornavirus 17

oneirocritic 16

oneirodynias 16

oneirologies 13

oneiromancer 16

onomasiology 18

onomastician 16

onomasticons 16

onomatopoeia 16

onomatopoeic 18

onychophoran 25

All 12-Letter Words Starting With ON (8 words)

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How Common is ON as a Start 12 Letter word?

There are 12 12-letter words starting with ON in English. The average Scrabble score here is 17.3, with -S endings dominating (33% of them).

Total Words

Avg Scrabble Score

Most Common Ending (33%)

Top Vowel Pairs

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Words Starting With ON

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12 Letter Words beginning with ON are often very useful for word games like Scrabble and Words with Friends. This list will help you to find the top scoring words to beat the opponent. Word Finder by WordTips gives you a list of words ordered by their word game points of your choice. You might also be interested in 12 Letter Words with ON.

Are you playing Wordle? Try our New York Times Wordle Solver or use the Include and Exclude features on our 12 Letter Words page when playing Dordle, WordGuessr or any other Wordle-like games. They help you guess the answer faster by allowing you to input the good letters you already know and exclude the words containing your bad letter combinations.

Highest-Scoring 12-Letter ON-Words in Scrabble

onychophoran 25

oncogenicity 20

onomatopoeic 18

onomasiology 18

oncornavirus 17

oneirocritic 16

What is the highest scoring word in
Scrabble that starts with ON?

25 Points

The highest scoring word in Scrabble that starts with ON is onychophoran with a total of 25 points.

O 1

N 1

Y 4

C 3

H 4

O 1

P 3

H 4

O 1

R 1

A 1

N 1

noun 1. a terrestrial invertebrate of the small phylum Onychophora, which comprises the velvet worms

adjective 1. relating to or denoting onychophorans

FAQ 12 Letter Words That Start With ON

How many 12 letter words starting with ON are in the English dictionary?

There are 12 12-letter words in the English dictionary that start with ON. The average Scrabble score across them is 17.3.
Are there any rare 12 letter words starting with ON worth more in Scrabble?

Yes. Uncommon 12-letter words like "onychophoran", "onomastician", "onomasiology", "oneirocritic" start with ON and can score big thanks to their unusual letters. "onychophoran" is worth 25 points in Scrabble before any bonus tiles.
What are the most common 12 letter words starting with ON?

Everyday 12-letter words starting with ON include "oncogenicity", "oncornavirus", "oneirocritic", "oneirodynias", "oneirologies".

Next to Words Start With ON

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