articulateness
command of language
command of words
effective style
eloquence
eloquent tongue
expression
expressiveness
facundity
felicitousness
felicity
gift of expression
gift of gab
glibness
graphicness
intelligibility
interpretability
meatiness
oratory
pithiness
pregnancy
readability
rhetoric
sententiousness
significance
significancy
significantness
silver tongue
slickness
smoothness
suggestiveness
vividness
purposefulness
sense of purpose
civism
consubstantiation
faultiness
majestick
operatum