The most common and most likely answer to this crossword clue is the 6 letter word TERRAE which also is the latest solution we found used in New York Times in 1963.
___ incognitae (unexplored countries) crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| TERRAE | 100 % | 6 | 
Words with a meaning similar to the clue: ___ incognitae (unexplored countries)
These words may or may not be a possible solution to this crosswords clue.- terra incognita
 - uncharted
 - unknown
 - unknown region
 - new
 - territory
 - hainan
 - pathfinder
 - acre
 - guide
 - flores
 - scout
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution