The most common and most likely answer to this crossword clue is the 7 letter word PLASTIC
I've seen this crossword clue in The Guardian
P
L
A
S
T
I
C
More clues leading to the result PLASTIC
- Film about mutant salt, a threat to sea life?
- Endure being in photo for modelling
- Shortly choose holding final credit cards?
- Artificial image? Continue to be enthralled by it
- Malleable president finally in charge
- Flexible picture frames stand the test of time
- Photo frames hang on synthetic material
- . . . . still contains only remaining cards
- Insincere in company about wine
- Company importing wine is manageable
Buddy explains!

The straight part
We know that "manageable" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case manageable = plastic.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 PLASTIC mean?
PLASTIC noun- A synthetic, solid, hydrocarbon-based polymer, whether thermoplastic or thermosetting.
- (metonym) Credit or debit cards used in place of cash to buy goods and services.
- Fakeness, or a person who is fake or arrogant, or believes that they are better than the rest of the population.
- An instance of plastic surgery.
- A sculptor, moulder.
- Any solid but malleable substance.
- Capable of being moulded; malleable, flexible, pliant.
- Producing tissue.
- Creative, formative.
- Capable of adapting to varying conditions; characterized by environmental adaptability.
- Of or pertaining to the inelastic, non-brittle, deformation of a material.
- Made of plastic.
- Inferior or not the real thing.
- (of a person) Fake.