Flawed is a related term of unsatisfactory.

As adjectives the difference between flawed and unsatisfactory

is that flawed is having a flaw while unsatisfactory is inadequate, substandard or not satisfactory.

In obsolete terms the difference between extent and mass

is that extent is extended while mass is precious metal, especially gold or silver.

As a verb mass is

to form or collect into a mass; to form into a collective body; to bring together into masses; to assemble.

Bill is a synonym of schedule.

As nouns the difference between bill and schedule

is that bill is car (motorcar, automobile) while schedule is (obsolete) a slip of paper; a short note.

As a verb schedule is

to create a time-.

Piercing is a related term of wintry.

As a noun piercing

is body piercing.

As an adjective wintry is

suggestive or characteristic of winter; cold, stormy.

As verbs the difference between compelled and bound

is that compelled is past tense of compel while bound is past tense of bind.

As an adjective bound is

obliged (to).

As a noun bound is

a boundary, the border which one must cross in order to enter or leave a territory.

As adjectives the difference between impatient and uneasy

is that impatient is restless and intolerant of delays while uneasy is not easy; difficult.

Part is a related term of stipulation.

As nouns the difference between part and stipulation

is that part is party (political group) while stipulation is the act of stipulating; a contracting or bargaining; an agreement.

Harrowing is a related term of fearful.

As adjectives the difference between harrowing and fearful

is that harrowing is causing pain or distress while fearful is frightening.

As a verb harrowing

is .

As a noun harrowing

is the process of breaking up earth with a harrow.

As nouns the difference between coed and tiro

is that coed is alternative spelling of co-ed while tiro is a newly recruited soldier.

As an adjective coed

is alternative spelling of co-ed.

Ring is a related term of tintinnabulate.

As a noun ring

is ring (a place where some sports take place; as, a boxing ring) .

As a verb tintinnabulate is

to ring, tinkle, toll, or otherwise sound like bells.