This is the 121st most frequent German word.
lassen
"To let," "to allow," or "to leave."
lassen is used here to indicate that the speaker is having something done by someone else.
Ich lasse mein Fahrrad reparieren.
I have my bicycle repaired.
lassen is used here as a part of a suggestion or proposal to do something.
Lass uns ins Kino gehen.
Let us go to the cinema.
lassen is used here to indicate letting something remain in a particular state.