Fetching details from the dictionary...

ugly; unattractive; bad-looking
unsightly; unseemly; disgraceful; shameful; dishonorable
散らかった部屋は見憎い印象を与える。
A messy room gives an unattractive impression.
壁のひび割れが見憎いので修理を頼んだ。
The cracks in the wall were unsightly, so I asked for repairs.
権力をめぐる争いは見憎かった。
The struggle over power was ugly to watch.