of‧fend‧ing /əˈfendɪŋ/ adjective [only before noun]
[Word Family: noun: OFFENSE/OFFENSE, offender, offensive, offensiveness; adjective: offensive ≠ inoffensive, offended, offending; verb: offend; adverb: offensively]

1. the offending ... the thing that is causing a problem – often used humorously:
I decided to have the offending tooth removed.

2. relating to or guilty of an illegal offence:
offending behaviour
the offending vehicle

3. making people feel angry or insulted Synonym : offensive:
his offending remarks

[TahlilGaran] Dictionary of Contemporary English ▲