Gargantuan is a related term of ghastly.

As adjectives the difference between gargantuan and ghastly

is that gargantuan is (obsolete) of the giant gargantua or his appetite while ghastly is like a ghost in appearance; deathlike; pale; pallid; dismal.

As an adverb ghastly is

in a ghastly manner.

Connection is a related term of adjacency.

In uncountable|lang=en terms the difference between connection and adjacency

is that connection is (uncountable) the act of connecting while adjacency is (uncountable) the quality of being adjacent, or near enough so as to touch.

As nouns the difference between connection and adjacency

is that connection is (uncountable) the act of connecting while adjacency is (uncountable) the quality of being adjacent, or near enough so as to touch.

Rapid is a related term of lively.

As an adjective rapid

is rapid; quick; fast; speedy.

As a proper noun lively is

.

Capricious is a related term of unexpected.

As adjectives the difference between capricious and unexpected

is that capricious is impulsive and unpredictable; determined by chance, impulse, or whim while unexpected is not expected, anticipated or foreseen.

Nefarious is a related term of terrible.

As adjectives the difference between nefarious and terrible

is that nefarious is sinful, villainous, criminal, or wicked, especially when noteworthy or notorious for such characteristics while terrible is dreadful; causing alarm and fear.

Likeable is a related term of tactful.

As adjectives the difference between likeable and tactful

is that likeable is while tactful is possessing tact; able to deal with people in a sensitive manner.

Bound is a synonym of resolved.

As verbs the difference between bound and resolved

is that bound is (bind) or bound can be to surround a territory or other geographical entity or bound can be to leap, move by jumping while resolved is (resolve).

As an adjective bound

is (with infinitive) obliged (to) or bound can be (obsolete) ready, prepared.

As a noun bound

is (often|used in plural) a boundary, the border which one must cross in order to enter or leave a territory or bound can be a sizeable jump, great leap.

Enigmatic is a related term of surreptitious.

As adjectives the difference between enigmatic and surreptitious

is that enigmatic is enigmatic while surreptitious is stealth]]y, furtive, [[hidden|well hidden, covert (especially movements).

Uncommitted is a related term of disengaged.

As adjectives the difference between uncommitted and disengaged

is that uncommitted is not inclined toward either side in a matter under dispute while disengaged is unconnected; detached.

As a verb disengaged is

(disengage).

Foul is a synonym of encumbered.

As a noun foul

is foul (a breach of the rules of a game).

As an adjective encumbered is

weighted down, loaded sufficiently to make slow.

As a verb encumbered is

(encumber).