The most common and most likely answer to this crossword clue is the 5 letter word ARITH which also is the latest solution we found used in New York Times in 1973.
Addition, etc: Abbr crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| ARITH | 100 % | 5 | 
Words with a meaning similar to the clue: Addition, etc: Abbr
These words may or may not be a possible solution to this crosswords clue.- add
 - est
 - math
 - only
 - second
 - bur
 - dpt
 - fin
 - mass
 - otc
 - rep
 - ret
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution