course vs train

course

noun
  • A sequence of events. 

  • The path taken by a flow of water; a watercourse. 

  • Any ordered process or sequence of steps. 

  • The drive usually frequented by Europeans at an Indian station. 

  • A path that something or someone moves along. 

  • The lowest square sail in a fully rigged mast, often named according to the mast. 

  • The itinerary of a race. 

  • A programme, a chosen manner of proceeding. 

  • A row of bricks or blocks. 

  • One or more strings on some musical instruments (such as the guitar, lute or vihuela): if multiple, then closely spaced, tuned in unison or octaves and intended to played together. 

  • A learning programme, whether a single class or (UK) a major area of study. 

  • A normal or customary sequence. 

  • The succession of one to another in office or duty; order; turn. 

  • The intended passage of voyage, such as a boat, ship, airplane, spaceship, etc. 

  • In weft knitting, a single row of loops connecting the loops of the preceding and following rows. 

  • The trajectory of a ball, frisbee etc. 

  • A golf course. 

  • A treatment plan. 

  • A stage of a meal. 

  • A racecourse. 

  • The direction of movement of a vessel at any given moment. 

  • A row of material that forms the roofing, waterproofing or flashing system. 

verb
  • To cause to chase after or pursue game. 

  • To run through or over. 

  • To run or flow (especially of liquids and more particularly blood). 

  • To pursue by tracking or estimating the course taken by one's prey; to follow or chase after. 

train

noun
  • A set of things, events, or circumstances that follow after or as a consequence; aftermath, wake. 

  • A long, heavy sleigh used in Canada for the transportation of merchandise, wood, etc. 

  • A set of interconnected mechanical parts which operate each other in sequence. 

  • A transient trail of glowing ions behind a large meteor as it falls through the atmosphere or accompanying a comet as it nears the sun; tail. 

  • A group of people following an important figure such as a king or noble; a retinue, a group of retainers. 

  • A group or class of people. 

  • A sequence of events or ideas which are interconnected; a course or procedure of something. 

  • A trail or line of something, especially gunpowder. 

  • A series of specified vehicles (originally tramcars in a mine as usual, later especially railway carriages) coupled together. 

  • The tail of a bird. 

  • A mechanical (traditionally steam-powered, now typically diesel or electrical) vehicle carrying a large number of passengers and freight along a designated track or path; a line of connected cars or carriages considered overall as a mode of transport; (as uncountable noun) rail or road travel. 

  • The elongated body or form of something narrow and winding, such as the course of a river or the body of a snake. 

  • The men and vehicles following an army, which carry artillery and other equipment for battle or siege. 

  • An act wherein series of men line up and then penetrate a person, especially as a form of gang rape. 

  • A series of electrical pulses. 

  • The elongated back portion of a dress or skirt (or an ornamental piece of material added to similar effect), which drags along the ground. 

  • A group of animals, vehicles, or people that follow one another in a line, such as a wagon train; a caravan or procession. 

  • A software release schedule. 

verb
  • To encourage (a plant or branch) to grow in a particular direction or shape, usually by pruning and bending. 

  • To improve one's fitness. 

  • To create a trainer for; to apply cheats to (a game). 

  • To teach and form (someone) by practice; to educate (someone). 

  • To proceed in sequence. 

  • To move (a gun) laterally so that it points in a different direction. 

  • To practice an ability. 

  • To trace (a lode or any mineral appearance) to its head. 

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