Cryptic crossword clue
Oddly, a mum not like – her sister? 6

The most common and most likely answer to this crossword clue is the 6 letter word AUNTIE

I've seen this crossword clue in Financial Times
A
U
N
T
I
E


Buddy explains!

The straight part
We know that "her sister?" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case her sister? = auntie.
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 AUNTIE mean?

AUNTIE noun
  1. The sister or sister-in-law of one’s parent.
  2. The female cousin of one’s parent.
  3. A woman of an older generation than oneself, especially a friend of one's parents, by means of fictive kin.
  4. Any elderly woman.
  5. A procuress or bawd.
AUNTIE noun
  1. Term of familiarity or respect for a middle-aged or elderly woman.
AUNTIE verb
  1. To be or behave like the aunt of.

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