noun
friendship
B1
Freundschaft (die) = friendship, bond between people. Plural Freundschaften. Feminine noun; regular declension. Used for social/emotional ties, e.g., 'eine Freundschaft schließen' or 'Freundschaft pflegen'. No unusual plural; abstract noun. Common in personal and formal contexts. Often talks about loyalty and trust. Use possessive: meine Freundschaft mit...
Examples
Die beiden Kollegen pflegten eine Freundschaft, obwohl sie in beruflichen Fragen oft unterschiedlicher Meinung waren.
The two colleagues maintained a friendship although they often disagreed on professional matters.
Ich habe eine Freundschaft geschlossen.
I formed a friendship.
Ihre Freundschaft begann in der Schulzeit.
Their friendship began back in school.
Details
Mnemonics
Imagine two people linking arms to form a small ship (a 'schaft') sailing together — that's friendship.
Sounds like 'FROYND-shaft' — think of a 'friend' plus a 'craft' (a bond).
die = picture a female friend as an anchor image to remember the feminine gender.
Notes
Freundschaft is usually singular when speaking of the concept, but plural Freundschaften is used for multiple distinct friendships.