loofah vs mop up

loofah

verb
  • To clean or scrub with a loofah. 

noun
  • Any bathing sponge 

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

  • The dried fibrous interior used as a sponge for bathing 

mop up

verb
  • To clean up (liquid) with a mop, rag, sponge, or other cleaning device. 

  • After they argued, it fell to me to talk to her and try to mop up. 

  • To win a competition decisively. 

  • To get rid of (enemies) within a certain area. 

  • To clean up an area destroyed by a natural disaster or by violent activity. 

  • To pitch the final innings especially of a game that is no longer close. 

  • To consume or get rid of an excess of something. 

  • To finish something off; to apply a finishing touch 

  • To fix problems; to correct or repair. 

  • To absorb the leftovers of a dish with bread etc., in order to eat them. 

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