waver [ˈweɪvəʳ]
verb:intransitive
2 (hesitate) vacilar; dudar;between entre; (weaken) [+courage, support] flaquear; (falter) [+voice] temblar
he's beginning to waver está empezando a vacilar dudar;or his gaze never wavered no apartó la mirada ni por un momento; she never wavered in her belief siempre se mantuvo firme en sus creencias
