onerous
UK /ˈɒnəɹəs/ · US /ˈɑnəɹəs/ adjective
- adjective Imposing or constituting a physical, mental, or figurative load which can be borne only with effort; burdensome.
Synonyms
Etymology
Inherited from Middle English onerous, borrowed from Middle French onereux, from Old French onereus, a learned borrowing from Latin onerosus, from onus (“burden”) + -ōsus. Compare exonerate.
Webster’s 1913
- adjective Burdensome; oppressive. "Too onerous a solicitude." I. Taylor.
Etymology [L. onerosus, fr. onus, oneris, a load, burden: cf.F. onéreux.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “onerous”, CC BY-SA 4.0. Details