28 entries under difficultly topic. ×

9
arduously(adverb, badly, severely, vigorously, earnestly)
9
laboriously(adverb, badly, severely, vigorously, earnestly)
4
difficultly
3
onerously
3
severely
3
toilsomely
3
toughly
2
demandingly
2
tightly
2
tryingly
1
adversely
1
cantankerously
1
complexly
1
complicatedly
1
contrarily
1
formidably
1
fussily
1
grindingly
1
harshly
1
knottily
<12>
11 years ago|4k views|share |citing 
APASmart Define. (2015). strenuously thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/strenuously/thesaurus/synonyms
ChicagoSmart Define. 2015. "strenuously thesaurus" https://smartdefine.org/strenuously/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, strenuously thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/strenuously/thesaurus/synonyms>.
MLASmart Define. "strenuously thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/strenuously/thesaurus/synonyms>