Synonyms for hard working

Synonyms for hard

difficult (tricky, not easy, troublesome >>)
tough
heavy
solid
rigid (tight, unyielding, inflexible >>)
strong
stiff
harsh (severe, fierce, brutal >>)
heavily
firmly
arduous (laborious, strenuous, toilsome >>)
intense
resistant
strict (rigorous, exacting, austere >>)
stubborn
diligent
onerous
harshly
burdensome
grueling

See all synonyms for hard

Synonyms for working

operating (busy, running, working >>)
operational (engaged, functional, serviceable >>)
development (operation, act, activity >>)
workman

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