problem

synonyms

Chinese puzzle

ado

aggravation

annoyance

anxiety

bad news

baffle

bafflement

baffling problem

basis

bedevilment

besetment

bewilderment

blemish

bone of contention

bore

bother

botheration

bothersomeness

brain twister

bug

bugaboo

bugbear

burden

can of worms

case

catch

catechism

chapter

complication

concern

confoundment

confusion

conundrum

count

crack

crashing bore

cross-interrogatory

cross-question

crossword puzzle

crux

debating point

defect

defection

deficiency

delinquent

demand

devilment

difficult

difficulty

same-contexts

issue

need

process

question

result

situation

antonyms

solution