onerous in French
onerous in French
lourd
Imposing or constituting a physical, mental, or figurative load which can be borne only with effort; burdensome.
pénible
Imposing or constituting a physical, mental, or figurative load which can be borne only with effort; burdensome.
onéreux
Imposing or constituting a physical, mental, or figurative load which can be borne only with effort; burdensome.