Bump is a related term of convexity.

As a proper noun bump

is .

As a noun convexity is

the state of being convex.

Unpleasant is a related term of tormenting.

As adjectives the difference between unpleasant and tormenting

is that unpleasant is not pleasant while tormenting is involving or causing torment.

As a verb tormenting is

.

As a noun tormenting is

the act by which somebody is tormented.

Duty is a related term of affair.

As an adjective duty

is hollow (having an empty space inside).

As a noun affair is

that which is done or is to be done; matter; concern; business of any kind, commercial, professional, or public; — often in the plural.

Shield is a related term of cushion.

As nouns the difference between shield and cushion

is that shield is anything that protects or defends; defense; shelter; protection while cushion is a soft mass of material stuffed into a cloth bag, used for comfort or support; for sitting on, kneeling on, resting one's head on etc.

As verbs the difference between shield and cushion

is that shield is to protect, to defend while cushion is to furnish with cushions.

League is a related term of pair.

As nouns the difference between league and pair

is that league is a group or association of cooperating members or league can be (measurement) the distance that a person can walk in one hour, commonly taken to be approximately three english miles (about five kilometers) while pair is two similar or identical things taken together; often followed by of.

As verbs the difference between league and pair

is that league is to form an association; to unite in a league or confederacy; to combine for mutual support while pair is to group into sets of two or pair can be (obsolete) to impair.

Aggressive is a related term of storming.

As an adjective aggressive

is tending or disposed to aggress; characterized by aggression; making assaults; unjustly attacking.

As a verb storming is

.

As a noun storming is

the act by which something is stormed.

As nouns the difference between deprivation and dearth

is that deprivation is the act of depriving, dispossessing, or bereaving; the act of deposing or divesting of some dignity while dearth is a period or condition when food is rare and hence expensive; famine.

Guide is a related term of prototype.

As verbs the difference between guide and prototype

is that guide is while prototype is to create a prototype of.

As a noun prototype is

an original object or form which is a basis for other objects, forms, or for its models and generalizations.

Shortlived is a related term of summary.

As adjectives the difference between shortlived and summary

is that shortlived is while summary is concise, brief or presented in a condensed form.

As a noun summary is

an abstract or a condensed presentation of the substance of a body of material.

Coupler is a related term of buckle.

As nouns the difference between coupler and buckle

is that coupler is someone who couples things together, especially someone whose job it is to couple railway carriages while buckle is (countable) a clasp used for fastening two things together, such as the ends of a belt, or for retaining the end of a strap.

As a verb buckle is

to distort or collapse under physical pressure; especially, of a slender structure in compression or buckle can be to fasten using a buckle.