1. pertness(n = noun.attribute) archness, impertinence, perkiness, sauciness - inappropriate playfulness; Array
is a kind of fun, playfulness
Derived form adjective pert1
2. pertness(n = noun.attribute) Array - quality of being lively and confident; "there was a pertness about her that attracted him"
is a kind of life, liveliness, spirit, sprightliness
Derived form adjective pert1
The quality or state of being pert. [1913 Webster]