cumbersome /(km"br-sm)/
cum·ber·some
cumbersome
a.
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Burdensome or hindering, as a weight or drag; embarrassing; vexatious; cumbrous.
To perform a cumbersome obedience.
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Not easily managed; as, a cumbersome contrivance or machine.
He holds them in utter contempt, as lumbering, cumbersome, circuitous.