liaison

lee-AY-zon /liˈeɪzɒn/
nounC1GREGMAT
formalliterary

A sexual relationship between two people who are not married to each other; also, a person who acts as a link between groups.

In a romantic context, it sounds sophisticated and often implies a level of complexity or danger. It can also be a neutral business term.

The story behind the word. From the French 'liaison,' meaning a binding or connection. It comes from the Latin 'ligare' (to tie). Originally used in cooking to describe a thickening agent that binds ingredients, it moved to military and then romantic contexts.

Word relationships

  • affair: Affair is the most common term; liaison sounds more formal or European.
  • intrigue: Implies a secret love affair that involves plotting or complexity.

Commonly confused with

  • alliance: An alliance is an open agreement for mutual benefit; a liaison (romantically) is a secret connection.

Word family

  • liaise (verb): To establish a working relationship or link.

Collocations

  • dangerous liaison
  • secret liaison
  • brief liaison

Example sentences

  • "Les Liaisons dangereuses (Dangerous Liaisons) explores the cruel games of the French aristocracy." A classic French novel title.
  • "Their brief liaison was the talk of the office for months after it ended." Describing a secret office romance.

Memory hook

A LIAison is a secret ALLIANCE (lia-ance) between two people. A secret bond.

When not to use

Don't use it for a casual 'hookup'; it implies a more established, though secret, connection.

Fun facts

  • In linguistics, 'liaison' refers to the sounding of a normally silent final consonant before a word starting with a vowel (common in French).

Related words

tryst, paramour

LangBlitz
Take your vocabulary further with LangBlitz

Our English vocabulary app: FSRS spaced repetition, 5,000+ curated words across 119 topic groups, CEFR A1 to C2. Explore your mastery with the beautiful Vocabulary World feature.