Tube is a related term of sewer.

As a verb tube

is .

As a noun sewer is

a pipe or system of pipes used to remove human waste and to provide drainage or sewer can be a servant attending at a meal, responsible for seating arrangements, serving dishes etc or sewer can be one who sews.

As adjectives the difference between compelling and lofty

is that compelling is requiring urgent attention while lofty is high, tall, having great height or stature.

As a verb compelling

is present participle of lang=en.

As nouns the difference between society and guild

is that society is a long-standing group of people sharing cultural aspects such as language, dress, norms of behavior and artistic forms while guild is a group of tradespeople made up of merchants, craftspeople, or artisans, particularly in the Middle Ages.

As nouns the difference between extremity and brink

is that extremity is the most extreme or furthest point of something while brink is the edge, margin, or border of a steep place, as of a precipice; a bank or edge, as of a river or pit; a verge; a border; as, the brink of a chasm. Also used figuratively.

Smutty is a related term of unseemly.

As adjectives the difference between smutty and unseemly

is that smutty is soiled with smut; blackened, dirty while unseemly is inconsistent with established standards of good form or taste.

Black is a synonym of grim.

As proper nouns the difference between black and grim

is that black is while grim is , probably derived from old english grimm' or old norse '''grimr''' or ' grimmr .

As verbs the difference between assign and provide

is that assign is to designate or set apart something for some purpose while provide is to make a living; earn money for necessities.

As a noun assign

is an assignee.

Honest is a related term of heartfelt.

As adjectives the difference between honest and heartfelt

is that honest is (of a person or institution) scrupulous with regard to telling the truth; not given to swindling, lying, or fraud; upright while heartfelt is felt or believed deeply and sincerely.

As a verb honest

is (obsolete) to adorn or grace; to honour; to make becoming, appropriate, or honourable.

Unexcited is a related term of gentle.

As adjectives the difference between unexcited and gentle

is that unexcited is (nonstandard) not excited while gentle is tender and amiable; of a considerate or kindly disposition.

As a verb gentle is

to become gentle.

As a noun gentle is

(archaic) a person of high birth.

Regulation is a synonym of management.

In uncountable terms the difference between management and regulation

is that management is judicious use of means to accomplish an end while regulation is   The act of regulating or the condition of being regulated.

As nouns the difference between management and regulation

is that management is administration; the process or practice of managing while regulation is   The act of regulating or the condition of being regulated.

As an adjective regulation is

in conformity with applicable rules and regulations.