(informal) at the end of one's tether, at the end of one's rope, at one's wit's end

breathless, out of breath / on one's last legs

(informal) constantly, at every turn, especially if inappropriate or for no good reason

(informal) to shoot the breeze, to chew the fat, to chat

(figuratively) to see the light at the end of the tunnel

(informal, figuratively) to show up

(informal, figuratively) to show up

(slang) to be exhausted

(figuratively) to lead by the nose

(idiomatic) on the tip of one's tongue (known but not quite remembered)