a little thing
area
bag
complexity
complexness
complication
convolution
crabbedness
cup of tea
entanglement
field
forte
hardly anything
inessential
insignificancy
intricacy
intricateness
involution
involvement
jargon word
line
long suit
main interest
manner
marginal matter
matter of indifference
mere nothing
metier
minor matter
naught
nihility
no great matter
nothing
nothing in particular
nothing to signify
nullity
paltry affair
perplexity
pet subject
peu de chose
pursuit
ramification
rien du tout
scarcely anything
specialism
speciality
specialization
specialty
strong point
style
detail
item
point
chicanery
formality
jargon
minutiae
nuance
prolixity
verbiage
banality
bestiality
brutality
centrality
collegiality
conditionality
constitutionality
criminality
cyclicality
eventuality
fatality
functionality
heterosexuality
illegality
immorality
immortality
impartiality
individuality
informality
instrumentality
materiality
mentality
nationality
originality
personality
plurality
principality
proportionality
punctuality
rationality
seasonality
sentimentality
venality