quarrelsome

As an adjective quarrelsome

is argumentative; belligerent; contentious; given to quarreling.

As a noun argument is

proof, reason, point.

As adjectives the difference between aggressive and quarrelsome

is that aggressive is tending or disposed to aggress; characterized by aggression; making assaults; unjustly attacking while quarrelsome is argumentative; belligerent; contentious; given to quarreling.

As adjectives the difference between quarrelsome and brash

is that quarrelsome is argumentative; belligerent; contentious; given to quarreling while brash is impetuous or rash or brash can be (us|colloquial|dated) brittle, as wood or vegetables.

As a noun brash is

leaf litter of small leaves and little twigs as found under a hedge.

As adjectives the difference between friendly and quarrelsome

is that friendly is generally warm, approachable and easy to relate with in character while quarrelsome is argumentative; belligerent; contentious; given to quarreling.

As an adverb friendly

is in a friendly manner, like a friend.

As a noun friendly

is (sports) a game which is of no consequence in terms of ranking, betting etc.

As adjectives the difference between quarrelsome and peaceable

is that quarrelsome is argumentative; belligerent; contentious; given to quarreling while peaceable is favouring peace rather than conflict; not aggressive, tending to avoid violence (of people, actions etc).

Quarrelsome is a synonym of combative.

As adjectives the difference between combative and quarrelsome

is that combative is given to fighting; disposed to engage in combat; pugnacious while quarrelsome is argumentative; belligerent; contentious; given to quarreling.

As adjectives the difference between quarrelous and quarrelsome

is that quarrelous is quarrelsome; argumentative while quarrelsome is argumentative; belligerent; contentious; given to quarreling.

As a noun aggression

is aggression.

As an adjective quarrelsome is

argumentative; belligerent; contentious; given to quarreling.

As an adjective quarrelsome

is argumentative; belligerent; contentious; given to quarreling.

As a noun disputation is

the act of disputing; a reasoning or argumentation in opposition to something, or on opposite sides; controversy in words; verbal contest respecting the truth of some fact, opinion, proposition, or argument.

As adjectives the difference between quarrelsome and disagreeable

is that quarrelsome is argumentative; belligerent; contentious; given to quarreling while disagreeable is not agreeable, conformable, or congruous; contrary; unsuitable.

As a noun disagreeable is

something displeasing; anything that is disagreeable.