billet-doux

== English == === Alternative forms === billet doux === Etymology === Borrowed from French billet doux (literally “sweet note”). === Pronunciation === IPA(key): /ˈbɪl.eɪ ˈdu/, /ˈbi.jeɪ ˈdu/ === Noun === billet-doux (plural billets-doux) A love letter. ==== Related terms ==== dulcet dolce far niente dolce vita ==== Translations ====