The educators below have given great help in locating many literary devices. I would like to add that when analyzing the poetic choices an author has made in a poem, it's important to consider why those choices were made. Most teachers and instructors want to know that you can not only produce a list of those devices but also include a purpose for them or an explanation about how they influence the meaning of the poem. Thus, Angelou uses literary devices such as apostrophe, anaphora, and feminine endings to convey a powerful and unwavering tone.
Angelou admits that she faces adversity from an unnamed "you." Speaking directly to this person who does not respond is called apostrophe. And that fits within the statement above; it is not important to hear from this other voice because the focus is on the power and strength of the speaker.
Anaphora is the repetition of words in successive lines of poetry. Consider these lines:
You may shoot me with your words,
You may cut me with your eyes,
You may kill me...
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