pintail vs stud

pintail

noun
  • The end of a fastening pin or mandrel on a Huckbolt or pop rivet that is broken off when installation is complete. 

  • A pintail duck, a type of dabbling duck with a characteristic pointed tail. 

  • Any of various species of libellulid dragonfly of the genus Acisoma, endemic to Africa and Asia. 

  • A surfboard with a pointed back end. 

  • A pin-tailed snipe, Gallinago stenura. 

  • A northern pintail, Anas acuta, a dabbling duck of the northern hemisphere that has a long pointed tail. 

stud

noun
  • A stud bolt. 

  • A male animal, especially a stud horse (stallion), kept for breeding. 

  • A type of poker where an individual cannot throw cards away and some of her cards are exposed. 

  • A short rod or pin, fixed in and projecting from something, and sometimes forming a journal. 

  • A sexually dominant lesbian, chiefly African-American. 

  • A group of such animals. 

  • An iron brace across the shorter diameter of the link of a chain cable. 

  • A small round earring. 

  • A female animal, especially a studmare (broodmare), kept for breeding. 

  • A small object that protrudes from something; an ornamental knob. 

  • A sexually attractive male. 

  • A place, such as a ranch, where such animals are kept. 

  • An animal (usually livestock) that has been registered and is retained for breeding. 

  • A vertical post, especially one of the small uprights in the framing for lath and plaster partitions, and furring, and upon which the laths are nailed. 

verb
  • To set (something) over a surface at intervals. 

  • To set with studs; to furnish with studs. 

  • To be scattered over the surface of (something) at intervals. 

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