painful on the eyes
Ugly, disagreeable to look at.
VERBS
be, look, seem | become, get
find sth
He found the conversation painful after their argument last week.
ADV
acutely, excruciatingly, extremely, intensely, particularly, terribly, unbearably, very | increasingly | almost | pretty, quite, rather, slightly, somewhat | potentially | emotionally, physically
PREP
to
Remembering that accident was painful to think about for many years afterward.