prejudicial
adjective
[ prɛdʒʊˈdɪʃ(ə)l ]
• harmful to someone or something; detrimental.
• "the proposals were considered prejudicial to the city centre"
Similar:
detrimental,
damaging,
injurious,
harmful,
disadvantageous,
unfavourable,
hurtful,
inimical,
deleterious,
counterproductive,
prejudicious,
Origin:
late Middle English: from Old French prejudiciel, from prejudice (see prejudice).