Synonyms for Speak haltingly:

• v.

  •falter (verb)
  • hem and haw,
  • Whiffle,
  • be undecided,
  • trip up.
  •stumble, stutter (verb)
  • falter.

• Other synonyms:

  •Other relevant words:
  • bollix,
  • bumble,
  • fumble,
  • muff,
  • flub,
  • bollocks.

Antonyms for Speak haltingly:

• v.

  • falter
    continue, endure, hold, calm, maintain, persist, stabilize, stay, steady, remain.