Bur·den·some a. Grievous to be borne; causing uneasiness or fatigue; oppressive.
The debt immense of endless gratitude
So burdensome. --Milton.
Syn: -- Heavy; weighty; cumbersome; onerous; grievous; oppressive; troublesome.
-- Bur*den*some*ly, adv. -- Bur*den*some*ness, n.
adj : not easily borne; wearing; "the burdensome task of preparing
the income tax return"; "my duties weren't onerous; I
only had to greet the guests"; "a taxing schedule"
[syn: onerous, taxing]