apex vs tip

apex

noun
  • A conical priest cap. 

  • The top of the food chain. 

  • The moment of greatest success, expansion, etc. 

  • The end or edge of a vein nearest the surface. 

  • The highest point in a plane or solid figure, relative to a base line or plane. 

  • The end of a leaf, petal or similar organ opposed to the end where it is attached to its support. 

  • The growing point of a shoot. 

  • The deepest part of a tooth's root. 

  • A diacritic in Middle Vietnamese that indicates /ŋ͡m/. 

  • The highest or the greatest part of something, especially forming a point. 

  • A diacritic in Classical Latin that resembles and gave rise to the acute. 

  • The lowest part of the human heart. 

  • The point on the celestial sphere toward which the Sun appears to move relative to nearby stars. 

  • A sharp upward point formed by two strokes that meet at an acute angle, as in "W", uppercase "A", and closed-top "4", or by a tapered stroke, as in lowercase "t". 

  • The lowest point on a pendant drop of a liquid. 

tip

noun
  • A piece of stiffened lining pasted on the inside of a hat crown. 

  • Synonym of eartip (“part of earbuds”) 

  • A thin, boarded brush made of camel's hair, used by gilders in lifting gold leaf. 

  • A small piece of meat. 

  • A gratuity; a small amount of money left for a bartender, waiter, taxi driver or other servant as a token of appreciation. 

  • A recycling centre. 

  • A piece of advice. 

  • Rubbish thrown from a quarry. 

  • The end of a bow of a stringed instrument that is not held. 

  • A very untidy place. 

  • A piece of metal, fabric or other material used to cover the top of something for protection, utility or decoration. 

  • The act of deflecting with one's fingers, especially the fingertips 

  • An area or a place for dumping something, such as rubbish or refuse, as from a mine; a heap (see tipple); a dump. 

  • An act of tipping up or tilting. 

  • A kick or phase; one's current habits or behaviour. 

  • A tram for expeditiously transferring coal. 

  • A particular arena or sphere of interest; a front. 

  • The extreme end of something, especially when pointed; e.g. the sharp end of a pencil. 

  • A piece of private or secret information, especially imparted by someone with expert knowledge about sporting odds, business performance etc. 

  • A prediction or bet about the outcome of something. 

verb
  • (To cause) to be, or come to be, in a tilted or sloping position; (to cause) to become unbalanced. 

  • To dump (refuse). 

  • To provide with a tip; to cover the tip of. 

  • To cause the contents of a container to be emptied out by tilting it. 

  • To give a small gratuity to, especially to an employee of someone who provides a service. 

  • To predict or bet on something having a particular outcome. 

  • (To cause) to become knocked over, fall down or overturn. 

  • To deflect with one′s fingers, especially one′s fingertips. 

  • To give a piece of private information to; to inform (someone) of a clue, secret knowledge, etc. 

  • To pour a libation or a liquid from a container, particularly from a forty of malt liquor. 

  • To give, pass. 

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