Definify.com

Webster 1828 Edition

Noun.

The quality that offends or displeases; as the offensiveness of rude language or behavior.

Injuriousness; mischief.

Cause of disgust; the quality that gives pain to the senses, or unpleasant sensations; as the offensiveness of smell or taste.

offensiveness ‎(countable and uncountable, plural offensivenesses)