General:
* Whispered: Used for quiet, secretive speech.
* Shouted: For loud, forceful speech.
* Mumbled: Used for unclear, hesitant speech.
* Stuttered: Used for speech with difficulty or pauses.
* Chuckled: For a light, amused sound.
* Sighed: For a deep, tired breath.
* Groaned: For a sound of pain or sadness.
* Moaned: For a low, mournful sound.
* Screeched: For a high-pitched, sharp sound.
More Specific:
* Sneered: Used for a contemptuous, mocking tone.
* Gushed: For enthusiastic, effusive speech.
* Pondered: For thoughtful, reflective speech.
* Demanded: For a forceful, commanding tone.
* Protested: For an argumentative, disagreeing tone.
* Assumed: For a confident, presumptuous tone.
* Conceded: For a reluctant, agreeing tone.
* Exclaimed: For a sudden, enthusiastic outburst.
* Inquired: For a polite, questioning tone.
* Announced: For a formal, clear declaration.
Descriptive:
* Softly: For quiet, gentle speech.
* Angrily: For angry, hostile speech.
* Sadly: For a mournful, melancholic tone.
* Nervously: For hesitant, anxious speech.
* Warmly: For a friendly, comforting tone.
* Sorrowfully: For deep sadness and grief.
* Casually: For a relaxed, informal tone.
* Curiously: For an inquisitive, questioning tone.
* Sharply: For a quick, pointed tone.
* Gently: For a kind, soothing tone.
Figurative:
* Spat: Used for an angry, quick burst of words.
* Spit: Used for harsh, aggressive speech.
* Rumbled: For a deep, low voice.
* Cooed: For a soft, soothing sound.
* Warbled: For a shaky, unsteady voice.
* Gurgled: For a confused, uncertain voice.
* Hisssed: For a threatening, angry tone.
Remember to choose an adverb that best fits the character, the situation, and the tone you want to create.