197 entries under hard topic. ×

1
sinking(adjective, evil, rough, nasty)
1
snide(adjective, evil, rough, nasty)
1
strident(adjective, severe, sharp, flat)
1
touch(adjective, evil, rough, nasty)
1
treacherous(adjective, evil, rough, nasty)
1
tuneless(adjective, severe, sharp, flat)
1
unfriendly(adjective, evil, rough, nasty)
1
unmelodious(adjective, severe, sharp, flat)
1
unmusical(adjective, severe, sharp, rough)
1
unrelenting(adjective, strong, tough, severe)
1
unscrupulous(adjective, evil, rough, nasty)
1
vexatious(adjective, evil, rough, nasty)
1
vicious(adjective, evil, rough, nasty)
1
vile(adjective, evil, rough, nasty)
0
bullheaded(adjective, strong, tough, sturdy)
0
by the book(expression, adjective, idiom, strong)
0
disciplinary(adjective, strong, tough, sturdy)
0
dyed-in-the-wool(adjective, strong, tough, sturdy)
0
ferric(adjective, strong, tough, sturdy)
0
ferrous(adjective, strong, tough, sturdy)
11 years ago|33k views|share |citing 
APASmart Define. (2015). rugged thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/rugged/thesaurus/synonyms
ChicagoSmart Define. 2015. "rugged thesaurus" https://smartdefine.org/rugged/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, rugged thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/rugged/thesaurus/synonyms>.
MLASmart Define. "rugged thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/rugged/thesaurus/synonyms>