Learn That Word

Synonyms for Awkwardness (same or very similar meaning)

WordNet sense 1 (unskillfulness resulting from a lack of training):
clumsiness, ineptitude, ineptness, maladroitness, slowness

WordNet sense 2 (the quality of an embarrassing situation):
nuisance value

WordNet sense 3 (the inelegance of someone stiff and unrelaxed (as by embarrassment)):
gracelessness, stiffness

WordNet sense 4 (trouble in carrying or managing caused by bulk or shape):
cumbersomeness, unwieldiness

From the ODE community, based on WordNetadd/edit