giro vs gyro

giro

verb
  • To transfer funds between different account holders, carried out by the bank according to payer's written instructions. 

noun
  • An unemployment benefit cheque. 

  • A transfer of funds between different account holders, carried out by the bank according to payer's written instructions. 

gyro

noun
  • A gyrocompass. 

  • An autogyro. 

  • Synonym of detangler. 

  • A gyroscope. 

  • A style of Greek sandwich commonly filled with grilled meat, tomato, onions, and tzatziki sauce. 

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