tough nut to crack
[ nuht ]
Synonyms for tough nut to crack
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Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
RELATED WORDS AND SYNONYMS FOR TOUGH NUT TO CRACK
enigma
nounmysterymore rigid
adjectivestiff, strict, severemysteries
nounpuzzle, secretmystery
nounpuzzle, secretobdurate
adjectivepigheaded, stubbornperplexity
nounmysteryRoget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.