Falteringly

[fawl-ter] /ˈfɔl tər/

verb (used without object)
1.
to hesitate or waver in action, purpose, intent, etc.; give way:
Her courage did not falter at the prospect of hardship.
2.
to speak hesitatingly or brokenly.
3.
to move unsteadily; stumble.
verb (used with object)
4.
to utter hesitatingly or brokenly:
to falter an apology.
noun
5.
the act of faltering; an unsteadiness of gait, voice, action, etc.
6.
a faltering sound.
/ˈfɔːltə/
verb
1.
(intransitive) to be hesitant, weak, or unsure; waver
2.
(intransitive) to move unsteadily or hesitantly; stumble
3.
to utter haltingly or hesitantly; stammer
noun
4.
uncertainty or hesitancy in speech or action
5.
a quavering or irregular sound
v.

mid-14c., of unknown origin, possibly from a Scandinavian source (cf. Old Norse faltrask “be burdened, hesitate, be troubled”), or a frequentative of Middle English falden “to fold,” influenced by fault. Related: Faltered; faltering.