Some words are similar in meaning but have important differences. For example, both smolder and blaze mean to burn. However, smolder means to burn slowly without flames, whereas blaze means to burn strongly with high flames.
Look at the synonyms that you wrote on your note cards. Write the differences in their meanings.
Meaning: to repeat again
Synonyms: repeat - to say again
stress - to emphasize
Prefix: re - again
Root: iterate - to say again