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Onerous has 63 synonyms. The top synonyms for onerous are superincumbent, overburdensome, impedimental, heavy-handed, burdensomely, backbreaking, troublesome, laboriously and 55 more. Browse the full list below.
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Frequently asked questions
What is a synonym for onerous?
A common synonym for onerous is superincumbent. Other synonyms include overburdensome, impedimental, heavy-handed, burdensomely.
How many synonyms does onerous have?
Onerous has 63 synonyms listed on Thesaurasize.
What does onerous mean?
(adj): burdensome; difficult; wearing; tiring
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