Final answer:
In the poem 'There Come Soft Rains' by Sarah Teasdale, the alliteration is used to create a soothing and melodic sound, emphasizing the peaceful and gentle tone of the stanza.
Step-by-step explanation:
An example of a sound device in the poem 'There Come Soft Rains' by Sarah Teasdale is alliteration. Alliteration is the repetition of consonant sounds at the beginning of words. In this poem, alliteration is used in the first line with the repetition of the 's' sound in 'soft,' 'sudden,' and 'swallows.' The alliteration creates a soothing and melodic sound, emphasizing the peaceful and gentle tone of the stanza. It adds to the overall feeling of tranquility and immerses the reader in the natural imagery of the poem.