Unskilled is a related term of unaccustomed.

As adjectives the difference between unskilled and unaccustomed

is that unskilled is of a person or workforce: not having a skill or technical training while unaccustomed is not prepared by life experience to an event or thing, not accustomed.

Unproductive is a related term of lowrainfall.

Air is a related term of theme.

As nouns the difference between air and theme

is that air is while theme is theme, topic.

Knell is a related term of clap.

As verbs the difference between knell and clap

is that knell is to ring a bell slowly, especially for a funeral; to toll while clap is to strike the palms of the hands together, creating a sharp sound.

As nouns the difference between knell and clap

is that knell is the sound of a bell knelling; a toll while clap is the act of striking the palms of the hands, or any two surfaces, together or clap can be gonorrhea.

Polite is a related term of acquiescent.

As adjectives the difference between polite and acquiescent

is that polite is well-mannered, civilized while acquiescent is willing to acquiesce, accept or agree to something without objection, protest or resistance.

As a verb polite

is (obsolete|transitive) to polish; to refine; to render polite.

Gain is a synonym of improvement.

As nouns the difference between gain and improvement

is that gain is the act of gaining or gain can be (architecture) a square or bevelled notch cut out of a girder, binding joist, or other timber which supports a floor beam, so as to receive the end of the floor beam while improvement is the act of improving]]; advancement or growth; [[promote|promotion in desirable qualities; progress toward what is better; melioration; as, the improvement of the mind, of land, roads, etc.

As a preposition gain

is (obsolete) against.

As an adjective gain

is (obsolete) straight, direct; near; short.

As an adverb gain

is (obsolete) straightly; quickly; by the nearest way or means.

As a verb gain

is to acquire possession of what one did not have before.

Noble is a related term of lordly.

As a proper noun noble

is .

As an adjective lordly is

(obsolete) of or relating to a lord.

As an adverb lordly is

in the manner of a lord showing command or nobility.

Exhaustive is a related term of strict.

As adjectives the difference between exhaustive and strict

is that exhaustive is including every possible element while strict is strained; drawn close; tight.

Cyclopean is a related term of unlimited.

As adjectives the difference between cyclopean and unlimited

is that cyclopean is suggestive of a cyclops while unlimited is limitless or without bounds; unrestricted.

Contest is a related term of tourney.

As nouns the difference between contest and tourney

is that contest is (uncountable) controversy; debate while tourney is tournament.

As verbs the difference between contest and tourney

is that contest is to contend while tourney is (archaic) to take part in a tournament.