Synonyms

Business is a synonym of problem.

As nouns the difference between business and problem

is that business is (countable) a specific commercial enterprise or establishment while problem is problem.

As an adjective business

is of, to, pertaining to or utilized for purposes of conducting trade, commerce, governance, advocacy or other professional purposes.

Expectation is a synonym of reliance.

As nouns the difference between expectation and reliance

is that expectation is the act or state of expecting or looking forward to an event as about to happen while reliance is the act of relying on someone or something; trust.

As adjectives the difference between abstract and theoretic

is that abstract is derived; extracted while theoretic is concerned with theories or hypotheses rather than with practical matters.

As a noun abstract

is an abridgement or summary.

As a verb abstract

is to separate; to disengage.

As nouns the difference between form and character

is that form is to do with shape while character is a being involved in the action of a story.

As verbs the difference between form and character

is that form is to give shape or visible structure to (a thing or person) while character is to write (using characters); To describe.

Nonchalant is a synonym of unstirred.

As adjectives the difference between nonchalant and unstirred

is that nonchalant is casually calm and relaxed while unstirred is that has not been mixed by stirring.

Permission is a synonym of approbation.

As nouns the difference between permission and approbation

is that permission is authorisation; consent (especially formal consent from someone in authority) while approbation is the act of approving; an assenting to the propriety of a thing with some degree of pleasure or satisfaction; approval, sanction, commendation or official recognition.

Brevity is a synonym of quickness.

As nouns the difference between brevity and quickness

is that brevity is (uncountable) the quality of being brief in duration while quickness is rapidity of movement or activity; agility or dexterity.

As nouns the difference between ordinance and command

is that ordinance is a local law, an edict or decree while command is an order to do something.

As a verb command is

to order, give orders; to compel or direct with authority.

As adjectives the difference between bleak and bitter

is that bleak is without color; pale; pallid while bitter is having an acrid taste (usually from a basic substance).

As nouns the difference between bleak and bitter

is that bleak is a small European river fish (Alburnus alburnus), of the family Cyprinidae while bitter is a liquid or powder, made from bitter herbs, used in mixed drinks or as a tonic.

As a verb bitter is

to make bitter.

Ease is a synonym of disburden.

In lang=en terms the difference between ease and disburden

is that ease is to proceed with little effort while disburden is to free from a source of mental trouble.

As verbs the difference between ease and disburden

is that ease is to free (something) from pain, worry, agitation, etc while disburden is to rid of a burden; to free from a load carried; to unload.

As a noun ease

is the state of being comfortable or free from stress.