The most common and most likely answer to this crossword clue is the 7 letter word GASTRIC
I've seen this crossword clue in The Guardian
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C
More clues leading to the result GASTRIC
- There’s tons in cigars that’s bad for the stomach
- Stomach device briefly placed under jaw
- Stomach’s wind spasm overcomes resistance
- Go on about endless deception of the corporation?
- Stomach-related wind illusory, so they say
- Flatulence sounds like quirk of the stomach
- Abdominal cigars removed – about time
- Recipe to stop jaw spasm affecting part of 22
- Stomach what Le Pétomane did endlessly?
- Hangover chiefly to restrain incipient corpulence of the stomach
Buddy explains!

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 GASTRIC mean?
GASTRIC adjective- Of or relating to the stomach.