(noun) tips (of waiter / waitress or server); leftovers of a restaurant meal

bonus money earned from selling items that would have normally gone to waste, such as kitchen waste or food leftovers from eateries [written and colloquial]

foundation of a water well / a vehicle used in battlefield in ancient China

could not communicate or develop rapport in a conversation

Community Bulletin Board

fence

to trade; to join a conversation, to join a group; succeed in accomplishing something

Chickens which belong to one's own farm

column

noun; columnist

anus [colloquial]

fruit wholesale market

railing

railing

(noun) railing; balustrade

column

to stay in a hotel room [colloquial]

wholesale vegetable market

to be unable to find common grounds for discussion [colloquial]

a swinery; s pigsty

hurdles

iron railing

fishmonger (spoken)