damaging

Etymology

damage + -ing

verb

1. present participle and gerund of damage

adj

1. Harmful; injurious; causing damage.
   The politician resigned after damaging information was revealed.
   One particularly damaging, but often ignored, effect of conflict on education is the proliferation of attacks on schools[…]as children, teachers or school buildings become the targets of attacks. Parents fear sending their children to school. Girls are particularly vulnerable to sexual violence. 2013-07-19, Mark Tran, “Denied an education by war”, in The Guardian Weekly, volume 189, number 6, page 1

noun

1. An act of causing damage.
   That immortal creature had gone over the proofs with great pains — had of course taken out the stiflings — hard-plungings, lungeings, and other convulsions — and had also taken out her weakenings and damagings of her own effects. 1855, Charles Dickens, Household Words