unfavourable

As an adjective unfavourable

is not approved of.

As a noun inconvenient is

inconvenience.

As adjectives the difference between undesirable and unfavourable

is that undesirable is objectionable or not likely to please while unfavourable is not approved of.

As a noun undesirable

is an undesirable person.

As adjectives the difference between unfavourable and dignified

is that unfavourable is not approved of while dignified is respectable.

As a verb dignified is

(dignify).

As adjectives the difference between unfavourable and unfair

is that unfavourable is not approved of while unfair is not fair, unjust.

Derogatory is a synonym of unfavourable.

As adjectives the difference between derogatory and unfavourable

is that derogatory is tending to derogate, or lessen in value of someone; expressing derogation; detracting; injurious while unfavourable is not approved of.

As a noun derogatory

is a trade-line on a credit report that includes negative credit history.

As an adjective unfavourable

is not approved of.

As a noun drawback is

a disadvantage; something that detracts or takes away.

As adjectives the difference between opposite and unfavourable

is that opposite is located directly across from something else, or from each other while unfavourable is not approved of.

As a noun opposite

is something opposite or contrary to another.

As an adverb opposite

is in an opposite position.

As a preposition opposite

is facing, or across from.

As adjectives the difference between unpredictable and unfavourable

is that unpredictable is unable to be predicted while unfavourable is not approved of.

As a noun unpredictable

is an unpredictable thing.

Unfavourable is a related term of inauspicious.

As adjectives the difference between unfavourable and inauspicious

is that unfavourable is not approved of while inauspicious is not auspicious; ill-omened; unfortunate; unlucky; unfavorable.

As adjectives the difference between uncomplimentary and unfavourable

is that uncomplimentary is not complimentary while unfavourable is not approved of.