Synonyms of brevity

2 Syllables
smallness, curtness, crispness
3 Syllables
transience, concision, pithiness, pointedness, succinctness, terseness
4 Syllables
minuteness, petiteness, atomity, condensation, conciseness, economy
5 Syllables
impermanence, transitoriness
6 Syllables
diminutiveness, ephemerality