controversial
aggressive
argumental
argumentative
bellicose
belligerent
bickering
cat-and-dog
cat-and-doggish
combative
contentious
dialectic
disputatious
divisive
eristic
factional
factious
ill-humored
irascible
irritable
litigious
logomachic
partisan
pilpulistic
polarizing
polemic
pro and con
pugnacious
quarrelsome
scrappy
shrewish
wrangling
acrimonious
autobiographical
biographical
casuistical
declamatory
devotional
didactic
doctrinal
epigrammatic
erudite
exegetical
expository
impassioned
satirical
scholastic
sectarian
sententious
sociological
theological
unpublished
agrochemical
biochemical
chemical
photochemical