The most common and most likely answer to this crossword clue is the 7 letter word RUBELLA
I've seen this crossword clue in The Daily Telegraph
R
U
B
E
L
L
A
More clues leading to the result RUBELLA
- Polish articles from Madrid leading to complaint
- Curious allure about bachelor, spotted with this
- Polish 12 has a complaint
- Complaint from Pat, the esteemed singer
- Spots beautiful Italian female following Rugby
- Polish girl’s complaint
- Raging bull with ear infection
- Polish girl’s rash
- Bishop broke rule perhaps – contracted the French disease
- Disease: problem has chap scratching head
Buddy explains!

The straight part
We know that "Spots" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case spots = rubella.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does RUBELLA mean?
RUBELLA noun- A mild disease caused by the Rubella virus infecting the respiratory tract, and characterised by a rash of pink dots, fever and swollen lymph nodes.