tough question
Synonyms for tough
hard (difficult, tricky, arduous
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rough
harsh (brutal, severe, cruel
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strong
stiff
rigid
sturdy
strict (rigorous, exacting, austere
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hardy
stern
cool
solid
See all synonyms for toughSynonyms for question
issue (matter, problem, challenge
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topic
doubt (wonder, query, request
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ask (inquire, interrogate, call into question
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inquiry
debate
point
See all synonyms for question