Words Starting With AU

What Are AU Words?

Words starting with AU are English words that begin with the letters AU. This prefix often derives from Latin roots meaning 'gold' or 'self,' as seen in terms like aurum and autonomous, reflecting a rich etymological history spanning centuries of language evolution. From simple three-letter words like aus to complex nine-letter terms such as autoxidizable, the collection offers a diverse range of vocabulary for various contexts. The most common length for these words is nine letters, which accounts for 14.8% of the total 881 entries. While the average Scrabble score for these words is 14.8, slightly below the general dictionary average of 15.5, they remain highly valuable for both casual conversation and competitive play. Popular terms like audio, audit, auburn, august, aurora, and austin frequently appear in daily usage, demonstrating the versatility of the AU prefix.

Statistical Profile: Words Starting With AU

• Total words: 881 words start with AU
• Dominant length: 9 letters (14.8% of AU-words)
• Average Scrabble score: 14.8 points — below the dictionary average of 15.5
• Common words: 2.8% of AU-words appear in everyday English (vs. 3.2% average across all prefixes)
• Most common third letter: After AU, the most frequent next letter is T (506 words)

Common AU Words

These are the most recognizable words starting with AU:

aus, auto, audio, audit, auburn, august, aurora, austin, author, autumn, auction, auditor, austria, audience, australia, authentic, authority, automatic, australian, authorized

Using AU Words in Word Games

When playing Scrabble or word games, focus on the 14.8% of words that are nine letters long to maximize board coverage and potential bonuses. Although the average score of 14.8 is slightly lower than the dictionary average of 15.5, utilizing high-value words like autoxidizable can significantly boost your points. Remember that knowing the full list of 881 words gives you a strategic edge, allowing you to form words that opponents might miss, especially on premium squares.

Highest-Scoring AU Words

Scrabble

1. autoxidizable — 32 points
2. autophytography — 32 points
3. autotyphization — 32 points
4. autopathography — 29 points
5. autoxidizer — 28 points

Words With Friends

1. autoxidizable — 35 points
2. autotyphization — 33 points
3. autophytography — 32 points
4. auxochromism — 31 points
5. autocomplexes — 31 points

Word Unscrambler

Need to find words from specific letters? Use our full Word Unscrambler tool right here.

Related Prefixes

AB WordsAC WordsAD WordsAE WordsAF WordsAG WordsAH WordsAI WordsAK WordsAL WordsAM WordsAN WordsAO WordsAP WordsAQ Words

Browse by Word Length

3-Letter Words4-Letter Words5-Letter Words6-Letter Words7-Letter Words8-Letter Words9-Letter Words10-Letter Words11-Letter Words12-Letter Words13-Letter Words14-Letter Words15-Letter Words

Frequently Asked Questions

How many words start with AU?

There are 881 valid words starting with AU. This comprehensive list includes everything from short three-letter terms to complex nine-letter vocabulary. The most frequent word length in this set is nine letters, making up 14.8% of the total collection.

What is the best Scrabble word starting with AU?

autoxidizable scores 32 points. Other high-scoring options include autoxidized and autoxidation, which leverage high-value letters like X and Z. These longer words are particularly effective for clearing racks and hitting premium board spaces.

Is this word list free?

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