The most common and most likely answer to this crossword clue is the 5 plus 2 letter word SWEAR IN
I've seen this crossword clue in Financial Times
S
W
E
A
R
I
N
More clues leading to the result SWEAR IN
- Admit office-holder is endlessly foul-mouthed
- Offence including fray, prepare to deliver evidence
- Install something wicked outside show
- Admit jury using bad language’s no good
- Admit with promise of endless jazz to captivate listener
- Admit president‘s vice limited damage
- Bad language — not good to admit to office
- Wrong answer I prepare for questioning
Buddy explains!
The straight part
We know that "Admit president" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case admit president = swear in.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.