no harm, no foul
Although technically a breach of some code or law may have occurred, there was no actual damage meriting punishment, apology or retribution.
He parked in my space, but I was away at the time: no harm, no foul.
ADJ
considerable, great, serious, untold
The accident caused considerable harm to the local environment and wildlife.
irreparable, lasting, permanent
emotional, mental, physical, psychological
The accident caused both physical and mental harm that took months to recover from.
economic, environmental
VERB + HARM
cause, do, inflict
The scandal caused significant harm to the company's reputation and customer trust.
mean (sb), wish sb
He didn't mean any harm when he made that joke about her appearance.
come to, suffer
The child suffered no harm during the accident because she was wearing a safety belt.
keep sb from, prevent, protect sb from, shield sb from
The safety equipment protects workers from harm on construction sites.
HARM + VERB
come to sb/sth
If anything happened to that old tree, I'd hate for any harm to come to it.
PREP
~ from
Exposure to cigarette smoke can cause serious harm from secondhand pollution.
~ to
Smoking causes serious harm to your lungs and heart.
PHRASES
more harm than good
Forcing him to apologize without understanding why will do more harm than good.
out of harm's way
We moved the valuables to a safe place, out of harm's way.
ADV
seriously
Smoking can seriously harm your lungs and heart over time.
deliberately | physically
VERB + HARM
intend to, want to
Nobody wants to harm innocent animals, so we protect them with laws.
try to