What is giving trouble; vexatious. [Obs.] A clud of cumbrous gnats. Spenser. -- Cum"brous*ly, adv. -- Cum"brous*ness, n called?

cumbrous — Giving trouble; vexatious. [Obs.] A clud of cumbrous gnats. Spenser. -- Cum"brous*ly, adv. -- Cum"brous*ness, n. (Webster's 1913.)

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