The most common and most likely answer to this crossword clue is the 6 letter word INFEST which also is the latest solution we found used in USA Today in 2014.
Overrun en masse, as rats crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| INFEST | 100 % | 6 | 
Words with a meaning similar to the clue: Overrun en masse, as rats
These words may or may not be a possible solution to this crosswords clue.- storm
 - stampede
 - inrush
 - mass
 - parade
 - riot
 - shower
 - army
 - troop
 - cattle
 - thread
 - threaded
 
Crossword Answer definitions
INFEST noun- Hostility.
 
- To inhabit a place in unpleasantly large numbers; to plague, harass.
 - (of a parasite) To invade a host plant or animal.
 
- Mischievous; hurtful; harassing.
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution