Answer:
GORRIÓN - Palabra aguda, accent with last letter "n".
COLIBRÍ - Palabra aguda, accent with last letter "i".
LÁPIZ - Palabra grave, accent with last letter distinct of consonants "n" and "s" or any vocal.
TAMBOR - Palabra aguda, no accent with last letter distinct of consonants "n" and "s" or any vocal.
PAPEL - Palabra aguda, no accent with last letter distinct of "n" and "s".
AVIÓN - Palabra aguda, accent with last letter "n".
LIMÓN - Palabra aguda, accent with last letter "n".
PICAFLOR - Palabra aguda, no accent with last letter distinct of "n" and "s".
LIBRO - Palabra grave, no accent with last letter "o".
CORAZÓN - Palabra aguda, accent with last letter "n".
CAPULÍ - Palabra aguda, accent with last letter "i".
PAPA - Palabra grave, no accent with last letter "a".
CÓNDOR - Palabra grave, accent with last letter "r".
CANASTA - Palabra grave, no accent with last letter "a".
DURAZNO - Palabra grave, no accent with last letter "o".
Explanation:
GORRIÓN - It is a <em>palabra aguda</em>, a word stressed on the last syllable. Accent is written because the word ends with the consonant "n".
COLIBRÍ - It is a <em>palabra aguda</em>, a word stressed on the last syllable. Accent is written because the word ends with a vocal.
LÁPIZ - It is a <em>palabra grave</em>, a word stressed on the penultimate syllable. Accent is written because the word ends with a letter distinct of consonants "n" and "s" or any vocal.
TAMBOR - It is a <em>palabra aguda</em>, a word stressed on the last syllable. Accent is not written because the word ends with a consonant distinct of "n" and "s".
PAPEL - It is a <em>palabra aguda</em>, a word stressed on the last syllable. Accent is not written because the word ends with a consonant distinct of "n" and "s".
AVIÓN - It is a <em>palabra aguda</em>, a word stressed on the last syllable. Accent is written because the word ends with the consonant "n".
LIMÓN - It is a <em>palabra aguda</em>, a word stressed on the last syllable. Accent is written because the word ends with the consonant "n".
PICAFLOR - It is a palabra aguda, a word stressed on the last syllable. Accent is not written because the word ends with consonant distinct of "n" or "s".
LIBRO - It is a <em>palabra grave</em>, a word stressed on the penultimate syllable. Accent is not written because the word ends with a vocal.
CORAZÓN - It is a <em>palabra aguda</em>, a word stressed on the last syllable. Accent is written because the word ends with the consonant "n".
CAPULÍ - It is a <em>palabra aguda</em>, a word stressed on the last syllable. Accent is written because the word ends with a vocal.
PAPA - It is a <em>palabra grave</em>, a word stressed on the penultimate syllable. Accent is not written because the word ends with a vocal.
CÓNDOR - It is a <em>palabra grave</em>, a word stressed on the penultimate syllable. Accent is written because the word ends with a letter distinct of consonants "n" and "s" or any vocal.
CANASTA - It is a <em>palabra grave</em>, a word stressed on the penultimate syllable. Accent is not written because the word ends with a vocal.
DURAZNO - It is a <em>palabra grave</em>, a word stressed on the penultimate syllable. Accent is not written because the word ends with a vocal.
PAPAYA - It is a <em>palabra grave</em>, a word stressed on the penultimate syllable. Accent is not written because the word ends with a vocal.