Curtail is a related term of subdue.

As verbs the difference between curtail and subdue

is that curtail is (obsolete) to cut short the tail of an animal while subdue is to overcome, quieten, or bring under control.

As a noun curtail

is (architecture) a scroll termination, as of a step, etc.

Pacify is a related term of restrain.

In lang=en terms the difference between pacify and restrain

is that pacify is to appease (someone) while restrain is   to restrict or limit.

As verbs the difference between pacify and restrain

is that pacify is to bring peace to (a place or situation), by ending war, fighting, violence, anger or agitation while restrain is   to control or keep in check.

Impression is a related term of set.

As a noun impression

is the indentation or depression made by the pressure of one object on or into another.

As a numeral set is

seven.

Regal is a related term of sovereign.

As nouns the difference between regal and sovereign

is that regal is shelf while sovereign is a monarch; the ruler of a country.

As an adjective sovereign is

exercising power of rule.

Unmingled is a related term of unwise.

As adjectives the difference between unmingled and unwise

is that unmingled is not mingled while unwise is not wise; defective in wisdom; injudicious; indiscreet; foolish.

As verbs the difference between embolden and advance

is that embolden is to render (someone) bolder or more courageous while advance is to bring forward; to move towards the front; to make to go on.

As a noun advance is

a forward move; improvement or progression.

As an adjective advance is

completed before need or a milestone event.

Knur is a related term of protrusion.

As nouns the difference between knur and protrusion

is that knur is knurl while protrusion is (uncountable) the act of protruding.

Escapade is a related term of joke.

As a noun escapade

is a daring or adventurous act; an undertaking which goes against convention.

As a proper noun joke is

, diminutive of jo.

Legate is a related term of will.

As nouns the difference between legate and will

is that legate is morass, bog, puddle, pool while will is (american football) a weak-side linebacker.

As a proper noun will is

also used as a formal given name.

Happiness is a related term of hilarity.

As nouns the difference between happiness and hilarity

is that happiness is the emotion of being happy; joy while hilarity is (uncountable) a great amount of amusement, usually accompanied by laughter.