The most common and most likely answer to this crossword clue is the 6 letter word OBTUSE
I've seen this crossword clue in The Guardian
O
B
T
U
S
E
More clues leading to the result OBTUSE
- Not an intelligent sort of angle?
- Stupid baronet plunged into river
- Dim-witted baronet stuck in river
- Stupid baronet plunged in river
- Dense fog — Central tube station first to get disrupted
- Love, dropping its first subtle shimmering
- Love plastic tubes, being thick
- Stupid sort of angle
- Slow boat unloaded in river
- Dull books about British employment
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 OBTUSE mean?
OBTUSE verb- To dull or reduce an emotion or a physical state.
- Blunt; not sharp, pointed, or acute in form.
- Intellectually dull or dim-witted.
- Of sound, etc.: deadened, muffled, muted.
- Indirect or circuitous.