berth vs tie up

berth

verb
  • to bring (a ship or vehicle) into its berth/berthing 

  • To use a device to bring a spaceship into its berth/dock 

  • to assign a berth (bunk or position) to 

noun
  • A room in which a number of the officers or ship's company mess and reside. 

  • position on the field of play 

  • Room for maneuvering or safety. (Often used in the phrase a wide berth.) 

  • A job or position, especially on a ship. 

  • Position or seed in a tournament bracket. 

  • A fixed bunk for sleeping (in caravans, trains, etc). 

  • A space for a ship to moor or a vehicle to park. 

tie up

verb
  • To occupy, detain, keep busy, or delay. 

  • To immobilize a capital: make a capital investment that makes that capital unavailable. 

  • To complete, finish, or resolve. 

  • Don't forget to tie up your hair before you bake. 

  • To secure with rope, string, etc. 

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