Bistro and Night club

Bistro noun - A bar or restaurant offering special nighttime entertainment (as music, dancing, or comedy acts).

Night club and bistro are semantically related In some cases you can use "Night club" instead a noun "Bistro".

Night club noun - A spot that is open late at night and that provides entertainment (as singers or dancers) as well as dancing and food and drink.

Bistro and night club are semantically related in barroom where cocktails are served topic. Sometimes you can use "Bistro" instead a noun phrase "Night club".