contentious

As an adjective contentious

is marked by heated arguments or controversy.

As a noun the is

tea (variant of : ).

As adjectives the difference between tendentious and contentious

is that tendentious is having a tendency; written or spoken with a partisan, biased or prejudiced purpose, especially a controversial one while contentious is marked by heated arguments or controversy.

As an adjective contentious

is marked by heated arguments or controversy.

As a verb belligerant is

.

As adjectives the difference between vicious and contentious

is that vicious is pertaining to vice; characterised by immorality or depravity while contentious is marked by heated arguments or controversy.

As adjectives the difference between aggressive and contentious

is that aggressive is tending or disposed to aggress; characterized by aggression; making assaults; unjustly attacking while contentious is marked by heated arguments or controversy.

As adjectives the difference between contentious and nasty

is that contentious is marked by heated arguments or controversy while nasty is .

As a noun nasty is

(lb) something nasty.

As adjectives the difference between contentious and warring

is that contentious is marked by heated arguments or controversy while warring is engaged in war; belligerent.

As a noun warring is

the act of engaging in war or conflict.

As a noun attack

is an attempt to cause damage or injury to, or to somehow detract from the worth or credibility of, a person, position, idea, object, or thing, by physical, verbal, emotional, or other assault.

As a verb attack

is to apply violent force to someone or something.

As an adjective contentious is

marked by heated arguments or controversy.

As adjectives the difference between questionable and contentious

is that questionable is (obsolete) inviting questions; inviting inquiry while contentious is marked by heated arguments or controversy.