front vs train

front

verb
  • To appear before. 

  • To face up to, to meet head-on, to confront. 

  • To provide money or financial assistance in advance to. 

  • To deceive or attempt to deceive someone with false or disingenuous appearances (on). 

  • To move (a word or clause) to the start of a sentence (or series of adjectives, etc). 

  • To pronounce with the tongue in a front position. 

  • To adorn with, at the front; to put on the front. 

  • To assume false or disingenuous appearances. 

  • Of an alter in dissociative identity disorder: to be the currently actively presenting member of (a system), in control of the patient's body. 

  • To act as a front (for); to cover (for). 

  • To lead or be the spokesperson of (a campaign, organisation etc.). 

  • To face, be opposite to. 

adj
  • Closest or nearest, of a set of futures contracts which expire at particular times, or of the times they expire; (typically, the front month or front year is the next calender month or year after the current one). 

  • Located at or near the front. 

  • Pronounced with the highest part of the body of the tongue toward the front of the mouth, near the hard palate (most often describing a vowel). 

noun
  • An area where armies are engaged in conflict, especially the line of contact. 

  • A major military subdivision of the Soviet Army. 

  • A grill (jewellery worn on front teeth). 

  • The foremost side of something or the end that faces the direction it normally moves. 

  • A seafront or coastal promenade. 

  • A person or institution acting as the public face of some other, covert group. 

  • The beginning. 

  • A field of activity. 

  • The lateral space occupied by an element measured from the extremity of one flank to the extremity of the other flank. 

  • An act, show, façade, persona: an intentional and false impression of oneself. 

  • The most conspicuous part. 

  • That which covers the foremost part of the head: a front piece of false hair worn by women. 

  • The side of a building with the main entrance. 

  • When a combat situation does not exist or is not assumed, the direction toward which the command is faced. 

  • The direction of the enemy. 

  • The interface or transition zone between two airmasses of different density, often resulting in precipitation. Since the temperature distribution is the most important regulator of atmospheric density, a front almost invariably separates airmasses of different temperature. 

train

verb
  • To proceed in sequence. 

  • 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 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. 

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

  • 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. 

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