Do you have more information?
Answer:
Assonance is characterized as the literary device in which there is a repetition of similar or identical vowel sounds though with different consonants.
In the poem titled 'Making a Fist', one example of assonance would be in the repeated occurrence of vowel sound 'i' in 'wide' and 'inside.' This example conveys the idea of 'life being vast consisting of both the joys and troubling times as well' which associates to the central message of poem 'an individual's strength in his/her self irreespective of the type of the situation' and make it more effective.
Indefatigable is an adjective and it means a person who works tirelessly.
Hope this helps!
