The most common and most likely answer to this crossword clue is the 6 letter word MONGOL which also is the latest solution we found used in Washington Post in 1998.
Genghis Khan was one crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| MONGOL | 100 % | 6 | 
Words with a meaning similar to the clue: Genghis Khan was one
These words may or may not be a possible solution to this crosswords clue.- tatar
 - horde
 - mongolia
 - asia
 - tatary
 - mongol
 - tartar
 - gobi
 - babur
 - kublai khan
 - mongoloid
 - fume
 
Crossword Answer definitions
MONGOL noun- A person from Mongolia; a Mongolian.
 - A member of any of the various Mongol ethnic groups living in The Mongolian People's Republic, the (former) USSR, Tibet and Nepal.
 - (usually mongol) A person with Down's syndrome.
 - A member of the nomadic people from the steppes of central Asia who invaded Europe in the 13th Century.
 - A member of the Mongols Motorcycle Club of California, United States.
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution