unwaveringly

verb (used without object)

1. to sway to and fro; flutter: Foliage wavers in the breeze.
2. to flicker or quiver, as light: A distant beam wavered and then disappeared.
3. become unsteady; begin to fail or give way: When she heard the news her courage wavered.
4. to shake or tremble, as the hands or voice: Her voice wavered.
5. to feel or show doubt, indecision, etc.; vacillate: He wavered in his determination.
6. (of things) to fluctuate or vary: Prices wavered.
7. to totter or reel: The earth quaked and the tower wavered.

noun

8. an act of wavering, fluttering, or vacillating.

verb (intr)

1. to be irresolute; hesitate between two possibilities
2. to become unsteady
3. to fluctuate or vary
4. to move back and forth or one way and another
5. (of light) to flicker or flash

noun

6. the act or an instance of wavering

v.late 13c., weyveren, “to show indecision,” probably related to Old English wæfre “restless, wavering,” from Proto-Germanic *wæbraz (cf. Middle High German wabern “to waver,” Old Norse vafra “to hover about”), a frequentative form from the root of wave (v.). Related: Wavered; wavering.