vibrant

adj. pulsating with energy, filled with action; lively, stimulating; characterized by rapid movement, vibrating; resonating; bright

Adjective
1. vigorous and active; "a vibrant group that challenged the system"; "a charming and vivacious hostess"; "a vivacious folk dance"
(synonym) vivacious
(similar) spirited

adj. vibrant, trembling, pulsating; rousing, stirring

v. vibrate, throb, twang, thrill, stir

(a.)
Vibrating; tremulous; resonant; as, vibrant drums.
  

vibrating
resonant
vibrant
fig. rousing, stirringvoce vibrantă = quivering / vibrating / tremulous voice