problem, subject

QUESTION
List of words for the clue problem, subject from the crossword:
EGO ACNE SMOG SNAG LEAK APNEA ODOR LAG ACHE STYE MATH NOUN DTS ECON SAG ITCH GLARE IDOL ALI SKIP
WordClue
DOUBTquestion, consideration
ISSUEquestion, topic
TOPICsubject
MOTIONquestion, doubt
PIMPLEacne
COMPLEXproblem
INQUIRYquestion, problem
PROBLEMquestion, subject
SUBJECTquestion, motion
CONNOISSEURsubject-matter expert
QUESTIONproblem, inquiry
ALGORITHMprocedure