What is it called when you use the same first consonant in different words - Example follows

Question

I'm going blank here, so forgive me for what should be simple. The search engines weren't helpful. I tried to search.

Example:

The finicky felines finished their food.

I'm drawing a serious blank here, so go easy on me.

Answer 1

This is called alliteration. From Wikipedia:

Alliteration is a stylistic literary device identified by the repeated sound of the first consonant in a series of multiple words, or the repetition of the same sounds of the same kinds of sounds at the beginning of words or in stressed syllables of a phrase.