unfavourable
un-fa-vour-a-ble
adjective
Not good or helpful; causing problems or difficulties for someone or something.
"The team faced unfavourable conditions during the match."
Thesaurus
Synonyms: minus, unfavorable, disadvantageous, negative, inauspicious, admonitory, untoward, admonishing, disapproving, invidious, reproachful, discriminatory
Antonyms: advantageous, favorable, favourable