Serious is a related term of calamitous.

As adjectives the difference between serious and calamitous

is that serious is without humor or expression of happiness; grave in manner or disposition; earnest; thoughtful; solemn while calamitous is concerning or involving calamity, disastrous.

Mournful is a related term of disconsolate.

As adjectives the difference between mournful and disconsolate

is that mournful is filled with grief or sadness; being in a state in which one mourns while disconsolate is cheerless, dreary.

As a noun disconsolate is

(obsolete) disconsolateness.

Reunite is a related term of appease.

As verbs the difference between reunite and appease

is that reunite is to unite again while appease is to make quiet; to calm; to reduce to a state of peace; to dispel (anger or hatred).

Extreme is a related term of overmuch.

As a noun extreme

is .

As a determiner overmuch is

(chiefly|british) very much; too much.

As an adverb overmuch is

(chiefly|british) too much; overly much.

Nearest is a related term of direct.

As adjectives the difference between nearest and direct

is that nearest is closest to, (near) while direct is straight, constant, without interruption.

As a preposition nearest

is closest to.

As an adverb direct is

directly.

As a verb direct is

to manage, control, steer.

Wise is a related term of skillful.

As an acronym wise

is (aviation|nautical) (adjective).

As an adjective skillful is

possessing skill.

Counterfeit is a related term of incorrect.

As adjectives the difference between counterfeit and incorrect

is that counterfeit is false, especially of money; intended to deceive or carry appearance of being genuine while incorrect is not correct; erroneous or wrong.

As a noun counterfeit

is a non-genuine article; a fake.

As a verb counterfeit

is to falsely produce what appears to be official or valid; to produce a forged copy of.

Promising is a related term of excellent.

As adjectives the difference between promising and excellent

is that promising is showing promise, and likely to develop in a desirable fashion while excellent is of the highest quality; splendid.

As a verb promising

is .

As a noun promising

is the act of making a promise.

As an adverb excellent is

(obsolete) excellently.

Bizarre is a related term of nutty.

As adjectives the difference between bizarre and nutty

is that bizarre is strangely unconventional in style or appearance while nutty is containing nuts.

Devotee is a related term of pursuer.

As nouns the difference between devotee and pursuer

is that devotee is an ardent enthusiast or admirer while pursuer is one who pursues.