As a proper noun bias

is .

As a noun preconceptions is

.

As nouns the difference between arrogance and supremacy

is that arrogance is the act or habit of arrogating, or making undue claims in an overbearing manner; that species of pride which consists in exorbitant claims of rank, dignity, estimation, or power, or which exalts the worth or importance of the person to an undue degree; proud contempt of others; lordliness; haughtiness; self-assumption; presumption while supremacy is the quality of being supreme.

As verbs the difference between relented and soften

is that relented is past tense of relent while soften is to make something soft or softer.

As adjectives the difference between shrewd and obstinate

is that shrewd is showing clever resourcefulness in practical matters while obstinate is stubbornly adhering to an opinion, purpose, or course, usually with implied unreasonableness; persistent.

As adjectives the difference between shrewdish and obstinate

is that shrewdish is somewhat shrewd while obstinate is stubbornly adhering to an opinion, purpose, or course, usually with implied unreasonableness; persistent.

As nouns the difference between tax and tributaries

is that tax is money paid to the government other than for transaction-specific goods and services while tributaries is plural of tributary.

As a verb tax

is to impose and collect a tax from (a person).

As nouns the difference between gallery and arcade

is that gallery is an institution, building, or room for the exhibition and conservation of works of art while arcade is a row of arches.

In transitive terms the difference between crowd and fan

is that crowd is to press by solicitation; to urge; to dun; hence, to treat discourteously or unreasonably while fan is to slap (a behind, especially).

As verbs the difference between crowd and fan

is that crowd is to press forward; to advance by pushing while fan is to blow air on (something) by means of a fan (hand-held, mechanical or electrical) or otherwise.

As nouns the difference between crowd and fan

is that crowd is a group of people congregated or collected into a close body without order while fan is a hand-held device consisting of concertinaed material, or slats of material, gathered together at one end, that may be opened out into the shape of a sector of a circle and waved back and forth in order to move air towards oneself and cool oneself.

As a proper noun Fan is

a diminutive of Frances.

As an abbreviation FAN is

file area network.

As nouns the difference between sponsor and ambassador

is that sponsor is a person or organisation with some sort of responsibility for another person or organisation, especially where the responsibility has a religious, legal, or financial aspect while ambassador is a minister of the highest rank sent to a foreign court to represent there his sovereign or country. (Sometimes called ambassador-in-residence.

As a verb sponsor

is to be a sponsor for.

As adjectives the difference between boastful and blow

is that boastful is tending to boast or brag while blow is blue.

As a verb blow is

to produce an air current or blow can be to blossom; to cause to bloom or blossom.

As a noun blow is

a strong wind or blow can be the act of striking or hitting or blow can be a mass or display of flowers; a yield.