The most common and most likely answer to this crossword clue is the 7 letter word EROSION
I've seen this crossword clue in The Guardian
E
R
O
S
I
O
N
More clues leading to the result EROSION
- Soon ire can become wearing
- Wear one rose on working clothes
- Love’s fashionable, hiding nothing to wear
- No one annoyed about wear and tear
- Deterioration rising, no one angry
- The personification of love at home admitting love is dying away
- Wearing down love god in embracing love
- Gradual deterioration, but no-one hurting on the way up
- The most important person — unhappy, upset, wearing away
- No one hurt in mounting destruction
Buddy explains!

The straight part
We know that "wear" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case wear = erosion.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 EROSION mean?
EROSION noun- The result of having been worn away or eroded, as by a glacier on rock or the sea on a cliff face.
- The changing of a surface by mechanical action, friction, thermal expansion contraction, or impact.
- The gradual loss of something as a result of an ongoing process.
- Destruction by abrasive action of fluids.
- (image processing) One of two fundamental operations in morphological image processing from which all other morphological operations are derived.
- Loss of tooth enamel due to non-bacteriogenic chemical processes.
- A shallow ulceration or lesion, usually involving skin or epithelial tissue.
- In morphology, a basic operation (denoted ⊖); see Erosion (morphology).