Open English Wordnet
Nouns
(n)awkwardness, clumsiness, ineptness, ineptitude, maladroitness, slownessunskillfulness resulting from a lack of training
(n)awkwardness, clumsinessthe carriage of someone whose movements and posture are ungainly or inelegant
(n)awkwardness, clumsiness, gracelessness, stiffnessthe inelegance of someone stiff and unrelaxed (as by embarrassment)