This is the 2750th most frequent Spanish word.
letra
"Letter" (of the alphabet) or "lyrics" (of a song).
In this sentence, 'letra' refers to the words and verses of a song, essentially its lyrics.
La letra de esta canción es muy emotiva.
The lyrics of this song are very emotional.
Here, 'letra' denotes an individual character or symbol used in writing, specifically a letter in the alphabet.
Mi hija está aprendiendo a escribir cada letra del alfabeto.
My daughter is learning to write each letter of the alphabet.
In this context, 'letra' is used to describe printed text, with an emphasis on its size, commonly referred to as 'fine print' in documentation.