Swat is a related term of crack.

As a proper noun swat

is a valley and a district in nwfp administrative province of pakistan.

As a verb crack is

(senseid)to form cracks.

As a noun crack is

(senseid)a thin and usually jagged space opened in a previously solid material.

As an adjective crack is

highly trained and competent.

Delectable is a related term of appetising.

As adjectives the difference between delectable and appetising

is that delectable is delectable, delightful while appetising is (qualifier).

As a verb appetising is

.

Zestful is a related term of exciting.

As adjectives the difference between zestful and exciting

is that zestful is having a spirited love of life; ebullient while exciting is creating or producing excitement.

As a verb exciting is

.

Coarse is a related term of rustic.

As adjectives the difference between coarse and rustic

is that coarse is composed of large parts or particles; of inferior quality or appearance; not fine in material or close in texture while rustic is country-styled or pastoral; rural.

As a noun rustic is

a (sometimes unsophisticated) person from a rural area.

Cancer is a related term of enormity.

As nouns the difference between cancer and enormity

is that cancer is cancer while enormity is (uncountable) extreme wickedness, nefariousness.

As adjectives the difference between unschooled and untried

is that unschooled is not schooled; not having been to school while untried is not yet tried or tested; unknown.

Partialities is a related term of favourites.

As nouns the difference between partialities and favourites

is that partialities is while favourites is .

Mainstay is a related term of pile.

As nouns the difference between mainstay and pile

is that mainstay is a chief support while pile is diligence.

Fruitless is a synonym of unprofitable.

As adjectives the difference between fruitless and unprofitable

is that fruitless is useless; unproductive while unprofitable is not making a profit.

Blood is a related term of background.

As nouns the difference between blood and background

is that blood is while background is one's social heritage; what one did in the past/previously.

As a verb background is

to put in a position that is not prominent.