dishcloth vs loofah

dishcloth

noun

  • A cloth used to dry dishes. 

  • A cloth used to wash dishes. 

loofah

noun

  • The dried fibrous interior used as a sponge for bathing 

  • Any bathing sponge 

  • A tropical vine, of the genus Luffa, having almost cylindrical fruit with a spongy, fibrous interior; the dishcloth gourd 

verb

  • To clean or scrub with a loofah. 

How often have the words dishcloth and loofah occurred in a corpus of books? (source: Google Ngram Viewer )