The most common and most likely answer to this crossword clue is the 5 letter word INLAW , but the solution may also be FATHERINLAW which is one of the most recent solution (2015 in USA Today).
Not a blood relative crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| INLAW | 67 % | 5 | 
| FATHERINLAW | 33 % | 11 | 
Words with a meaning similar to the clue: Not a blood relative
These words may or may not be a possible solution to this crosswords clue.- sib
 - affinity
 - cousin
 - aberration
 - thin
 - thinned
 - thinning
 - courson
 - natural
 - kinship by marriage
 - stepson
 - avascular
 
Crossword Answer definitions
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution
More clues leading to the result INLAW
- Certain relative
 - Relative by marriage
 - Acquired relative
 - Relative through marriage
 - Brother from another mother, perhaps?
 - Spouse's sibling
 - Relative
 - Spouse's kin
 - Hubby's dad, for one
 - Kin by marriage