CLUMSINESS
awkwardness, clumsiness, gracelessness, stiffness
(noun) the inelegance of someone stiff and unrelaxed (as by embarrassment)
awkwardness, clumsiness
(noun) the carriage of someone whose movements and posture are ungainly or inelegant
awkwardness, clumsiness, ineptness, ineptitude, maladroitness, slowness
(noun) unskillfulness resulting from a lack of training
Source: WordNet® 3.1
Etymology
Noun
clumsiness (countable and uncountable, plural clumsinesses)
A lack of coordination or elegance; the condition or quality of being clumsy.
Source: Wiktionary
Clum"si*ness, n.
Definition: The quality of being clusy.
The drudging part of life is chiefly owing to clumsiness and
ignorance. Collier.
Source: Webster’s Unabridged Dictionary 1913 Edition