As nouns the difference between advantages and opportunities

is that advantages is plural of lang=en while opportunities is plural of lang=en.

As a verb advantages

is third-person singular of advantage.

As nouns the difference between trustfulness and reliability

is that trustfulness is the property of being trustful while reliability is the quality of being reliable, dependable, or trustworthy.

As nouns the difference between lordliness and haughtiness

is that lordliness is the property of being lordly; the bearing or manner of a lord while haughtiness is the state or property of being haughty; arrogance, snobbery.

As nouns the difference between insolence and pertinence

is that insolence is arrogant conduct; insulting, bold behaviour or attitude while pertinence is the quality of being pertinent.

As a verb insolence

is to insult.

As adjectives the difference between calcic and calcific

is that calcic is of, pertaining to, or derived from calcium or lime while calcific is of or pertaining to calcification.

As adverbs the difference between outdoors and alfresco

is that outdoors is not inside a house or under covered structure; unprotected; in the open air while alfresco is outdoors; in fresh air.

As a noun outdoors

is the environment outside of enclosed structures; the natural environment in the open air.

As an adjective alfresco is

outdoors, open to the atmosphere.

As adjectives the difference between covered and occupied

is that covered is overlaid with or enclosed within something while occupied is reserved, engaged.

As verbs the difference between covered and occupied

is that covered is (cover) while occupied is (occupy).

As a verb agonize

is to writhe with agony; to suffer violent anguish.

As a noun anxiety is

an unpleasant state of mental uneasiness, nervousness, apprehension and obsession or concern about some uncertain event.

As a noun master

is (l) (original version of a document or of a recording).

As a verb great is

.

As an adverb extremely

is to an extreme degree.

As an adjective radical is

favoring fundamental change, or change at the root cause of a matter.

As a noun radical is

a member of the most progressive wing of the Liberal Party; someone favouring social reform (but generally stopping short of socialism).