Painful is a synonym of disturbing.

As adjectives the difference between painful and disturbing

is that painful is causing pain or distress, either physical or mental while disturbing is causing distress or worry; upsetting or unsettling.

As a verb disturbing is

.

In transitive terms the difference between ridicule and disdain

is that ridicule is to criticize or disapprove of someone or something through scornful jocularity; to make fun of while disdain is to regard (someone or something) with strong contempt.

In obsolete terms the difference between ridicule and disdain

is that ridicule is ridiculous while disdain is the state of being despised; shame.

As an adjective ridicule

is ridiculous.

As nouns the difference between property and distinction

is that property is something that is owned while distinction is that which distinguishes; a single occurrence of a determining factor or feature, the fact of being divided; separation, discrimination.

As a verb property

is to invest with properties, or qualities.

Lenient is a related term of conciliatory.

As adjectives the difference between lenient and conciliatory

is that lenient is lax; tolerant of deviation; permissive; not strict while conciliatory is willing to conciliate, or to make concessions.

As a noun lenient

is (medicine) a lenitive; an emollient.

Affair is a related term of subject.

As nouns the difference between affair and subject

is that affair is that which is done or is to be done; matter; concern; business of any kind, commercial, professional, or public; — often in the plural while subject is (label) in a clause: the word or word group (usually a noun phrase) that is dealt with in active clauses with verbs denoting an action, the subject and the actor are usually the same.

As an adjective subject is

likely to be affected by or to experience something.

As a verb subject is

to cause (someone or something) to undergo a particular experience, especially one that is unpleasant or unwanted.

Ambiguous is a related term of dark.

As adjectives the difference between ambiguous and dark

is that ambiguous is open to multiple interpretations while dark is having an absolute or (more often) relative lack of light.

As a noun dark is

a complete or (more often) partial absence of light.

As nouns the difference between performing and realisation

is that performing is performance while realisation is an alternative spelling of lang=en.

As a verb performing

is present participle of lang=en.

Hardiness is a related term of pluck.

As nouns the difference between hardiness and pluck

is that hardiness is the state of being hardy, especially (of a plant) of being resistant to cold or other environmental conditions while pluck is an instance of plucking.

As a verb pluck is

(lb) to pull something sharply; to pull something out.

Annulment is a synonym of undoing.

As nouns the difference between annulment and undoing

is that annulment is an act or instance of annulling while undoing is that which defeats.

As a verb undoing is

.

Impulsive is a related term of unstable.

As adjectives the difference between impulsive and unstable

is that impulsive is having the power of driving or impelling; giving an impulse; moving; impellent while unstable is having a strong tendency to change.

As a noun impulsive

is that which impels or gives an impulse; an impelling agent.