Abstract: A synthesis method for emotion speech and a synthesis apparatus are provided; the synthesis method includes: determining, by a terminal, an original text, a target emotion, a target timbre, and an emotion timbre corresponding to a to-be-synthesized emotion speech; splitting the original text to obtain a plurality of target syllables constituting the original text; performing mapping on each of the plurality of target syllables based on the target emotion and the emotion timbre to obtain a phonetics speech feature sequence of each target syllable; integrating, by the terminal, the phonetics speech feature sequence of each of the target syllables to obtain a speech feature corresponding to the original text; and synthesizing, by the terminal, the target emotion speech, by using the speech feature and the target timbre.