Synonyms of the word

invidious

• adj. (of a distinction) Offensively or unfairly discriminating.
• adj. (of an action or task) Causing ill will towards the actor; causing offense.
• adj. (of a thing) Causing envy or ill will towards the possessor.
• adj. Envious, jealous.
• adj. (obsolete) Detestable, hateful, odious.

discriminatory

• adj. Of or pertaining to discrimination (in all senses).
• adj. Showing prejudice or bias.

unfavorable

• adj. Disadvantageous, adverse, unsuitable, inconducive; serving to hinder or oppose.
• adj. (of a belief, state of mind, etc) Not favorable, disapproving.
• adj. (of wind or weather) Causing obstacles or delay; not conducive to travel or work; inclement.
• adj. Not auspicious; ill-boding.

unfavourable

• adj. not approved of.
• adj. (of wind or weather) opposing or hindering.