bathroom vs loo

bathroom

noun
  • A lavatory: a room containing a toilet and (typically but not necessarily) a bathtub. 

  • A room containing a shower and/or bathtub, and (typically but not necessarily) a toilet. 

verb
  • To assist a patient with using the toilet and general personal hygiene. 

loo

noun
  • A lavatory: a room used for urination and defecation. 

  • An act that prompts such a penalty. 

  • A hot dust-bearing wind found in Bihar, Uttar Pradesh and the Punjab. 

  • A toilet: a fixture used for urination and defecation. 

  • Any group of people. 

  • The penalty paid to the pool in lanterloo for breaking certain rules or failing to take a trick. 

  • A lieutenant. 

  • A game of lanterloo. 

intj
  • A cry to urge on hunting dogs. 

verb
  • To urge on with cries of loo or (figuratively) by other shouting or outcry. 

  • To pay a penalty to the pool for breaking certain rules or failing to take a trick in lanterloo. 

  • To beat in the card game lanterloo. 

  • To pay any penalty to any community. 

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