Words vs Sentences - What's the difference?

As nouns the difference between words and sentences

is that words is plural of lang=en while sentences is plural of lang=en.

is that words is third-person singular of word while sentences is third-person singular of sentence.

(wikipedia words)

(head)

Words have a longer life than deeds. — (Pindar) (translated)

(head)

(word)

(head)

(head)

(sentence)