The most common and most likely answer to this crossword clue is the 5 letter word FETUS which also is the latest solution we found used in New York Times in 2014.
Internal development? crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| FETUS | 100 % | 5 | 
Words with a meaning similar to the clue: Internal development?
These words may or may not be a possible solution to this crosswords clue.- fetus
 - mesoderm
 - banked
 - boost
 - commerce
 - conscious
 - drafted
 - economy
 - energy
 - governance
 - hypoblast
 - interior
 
Crossword Answer definitions
FETUS noun- An unborn or unhatched vertebrate showing signs of the mature animal.
 - A human embryo after the eighth week of gestation.
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution