The scandal left a stain on the company's history.
The incident left a major stain on the company's history.
彼の経歴に汚点はない。
There is no blemish on his record.
The incident put a blemish on his career.
He worked hard to wipe away the stain of his past.
不名誉 names the state of dishonor itself, whereas 汚点 highlights the specific blemish or mark that results from it.
欠点 is a neutral defect or shortcoming, while 汚点 carries a stronger sense of shame or damage to one's reputation.
汚れ is a concrete, physical dirtiness, whereas 汚点 is usually an abstract blemish on a record or reputation.
汚点 refers specifically to a stain on one's reputation or record, matching the metaphorical use of 傷 for disgrace.
弱点 refers to a weakness or vulnerable point, while 汚点 refers to a shameful mark or blemish on one's history or reputation.
A Sino-Japanese compound of 汚, associated with dirtiness or defilement, and 点, a point or mark; literally a dirty mark, extended to a figurative blemish or disgrace.