Peak
Part of speech: verb
Definition: To reach a highest degree or maximum.
Part of speech: noun
Definition: A point; the sharp end or top of anything that terminates in a point; as, the peak, or front, of a cap. The top, or one of the tops, of a hill, mountain, or range, ending in a point; often, the whole hill or mountain, esp. when isolated; as, the Peak of Teneriffe. The upper aftermost corner of a fore-and-aft sail; -- used in many combinations; as, peak-halyards, peak-brails, etc. The narrow part of a vessel's bow, or the hold within it. The extremity of an anchor fluke; the bill. For sine waves, the point at which the value of y is at its maximum.
Example sentence: While on top of Everest, I looked across the valley towards the great peak Makalu and mentally worked out a route about how it could be climbed. It showed me that even though I was standing on top of the world, it wasn't the end of everything. I was still looking beyond to other interesting challenges.
Tip
Part of speech: noun
Definition: The extreme top of something, especially when pointed; e.g. the sharp end of a pencil.A piece of metal, fabric or other material used to cover the top of something for protection, utility or decoration.The knocking over of a skittle.An act of tipping up or tilting.An area or a place for dumping something, such as rubbish or refuse, as from a mine; a heap (see tipple); a dump.A very untidy place.A light blow or tap.An example of this; now generally a small amount of money left for a bartender, waiter, taxi driver or other servant as a token of appreciation.A piece of private or secret information, especially imparted by someone with expert knowledge about sporting odds, business performance etc.
Part of speech: verb
Definition: To provide with a tip; to cover the tip of.To knock over; to make fall down, to overturn.To fall over.To be, or come to be, in a tilted or sloping position; to become unbalanced.To drink.To dump (refuse).To hit quickly and lightly; to tap.To give, pass.To give a small gratuity to, especially to an employee of someone who provides a service.To give a piece of private information to; to inform (someone) of a clue, secret knowledge, etc.
Example sentence: On the red carpet, one tip is to suck in your cheekbones - apparently it looks better on camera. I don't know, though; I think a nice smile is best.