Standard word for chopsticks. Often used with counters like 膳 (ぜん) for pairs.
箸を上手に使えますか。
Can you use chopsticks well?
この箸は使いやすい。
These chopsticks are easy to use.
He's good at picking up beans with chopsticks.
My foreign friend is skilled at using chopsticks.
The food was served, but he hasn't started eating yet.
long chopsticks (for cooking, serving)
festive chopsticks; thick round chopsticks for celebrations
cedar chopsticks
using chopsticks like a spoon
dripping liquid from chopsticks
long metal chopsticks; fire tongs
using one's own chopsticks to take food from a shared dish
touching food with chopsticks and then removing them without taking it (a breach of etiquette)
bamboo chopsticks
chopstick rest
chopstick rest