The most common and most likely answer to this crossword clue is the 3 letter word FIT
I've seen this crossword clue in The Times
F
I
T
More clues leading to the result FIT
- Strong suit
- Suitable starters for footballers in training
- Flirts regularly — that’s socially acceptable
- Healthy if faint on odd occasions
- Suitable starters for feast in trattoria
- Attack section of ancient poem
- Able to run, following target of chase?
- Suitable attack
- Meet one wrapped in paper
- Short argument about relationship
Buddy explains!

The straight part
We know that "Suitable" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case suitable = fit.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 FIT mean?
FIT noun- The degree to which something fits.
- Conformity of elements one to another.
- The part of an object upon which anything fits tightly.
- Measure of how well a particular commercial execution captures the character or values of a brand.
- Goodness of fit.
- The quality of a partnership's combined holding of cards in a suit, particularly of trump.
- To be suitable for.
- To conform to in size and shape.
- To be of the right size and shape
- (with to) To make conform in size and shape.
- To be in agreement with.
- To adjust.
- To attach, especially when requiring exact positioning or sizing.
- To equip or supply.
- To make ready.
- To be seemly.
- To be proper or becoming.
- To be in harmony.
- Suitable, proper.
- Adapted to a purpose or environment.
- In good shape; physically well.
- Sexually attractive; good-looking; fanciable.
- Prepared; ready.
- A section of a poem or ballad.
- A seizure or convulsion.
- A sudden and vigorous appearance of a symptom over a short period of time.
- A sudden outburst of emotion.
- A sudden burst (of an activity).
- To suffer a fit.