speech

• Fair dinkum

  Truly genuine, authentic, or honest; used to express truthfulness or sincerity.

• Hem and haw

  To hesitate or be indecisive, often while speaking, using sounds or words to fill pauses.

• Voice cracking

  The sudden, involuntary shift in the pitch or quality of a person's voice, often due to strong emotion, stress, or physiological changes like puberty.

• To have a croak in one's voice

  To have a croak in one's voice means to speak with a rough, hoarse, or raspy sound, often due to a sore throat, strain, or strong emotion.

• Impromptu

  Done or said without being planned, organized, or rehearsed.