…Dreaming that you stammer in your conversation, denotes that worry and illness will threaten your enjoyment. To hear others stammer, foretells that unfriendly persons will delight in annoying you and giving you needless worry….
Dream dictionary: Stammer dream meanings
…Stammering in a dream means acquiring knowledge and a better religious understanding, or it may mean eloquence in speech. Stammering in a dream also means attaining a high ranking position, or winning victory over one’s enemies….
Prompt and immutable resolution.