Fetching details from the dictionary...

to touch; to feel
to touch (with)
to experience; to come in contact with; to perceive
to touch on (a subject); to allude to; to refer to; to mention; to bring up
to be in conflict with; to violate (law, copyright, etc.); to infringe
to proclaim; to make known; to spread (e.g. a rumour)
展示品には手を触れないでください。
Please do not touch the exhibits.
大臣は会見で問題に触れた。
The minister touched on the issue at the press conference.
彼の言葉が心に触れて感動しました。
His words touched my heart and moved me.