The most common and most likely answer to this crossword clue is the 7 letter word TUMBLER
I've seen this crossword clue in The Guardian
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More clues leading to the result TUMBLER
Buddy explains!
The straight part
We know that "Gymnast/one filled with spirit" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case gymnast/one filled with spirit = tumbler.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 TUMBLER mean?
TUMBLER noun- One who tumbles; one who plays tricks by various motions of the body; an acrobat.
- A movable obstruction in a lock, consisting of a lever, latch, wheel, slide, or the like, which must be adjusted to a particular position by a key or other means before the bolt can be thrown in locking or unlocking.
- A rotating device for smoothing and polishing rough objects, placed inside it, on relatively small parts.
- A piece attached to, or forming part of, the hammer of a gunlock, upon which the mainspring acts and in which are the notches for sear point to enter.
- A drinking glass that has no stem, foot, or handle — so called because such glasses originally had a pointed or convex base and could not be set down without spilling. This compelled the drinker to finish his measure.
- A variety of the domestic pigeon remarkable for its habit of tumbling, or turning somersaults, during its flight.
- A beverage cup, typically made of stainless steel, that is broad at the top and narrow at the bottom commonly used in India.
- A dog of a breed that tumbles when pursuing game, formerly used in hunting rabbits.
- A kind of cart; a tumbril.
- The pupa of a mosquito.
- One of a set of levers from which the heddles hang in some looms.
- A porpoise.
- (cryptocurrency) A service that mixes potentially identifiable or 'tainted' cryptocurrency funds with others, so as to obscure the audit trail.