Jam & Jamb

Jam has the following meanings:-
1. A food usually made from fruit: “I usually eat sandwiches which are spread with mix-fruit jam on them.”
2. A predicament: “I found myself into a jam when I missed the last bus for Delhi.”
3. A crowd: “There is always a jam in the city during the office hours.”
Jamb, on the other hand, means an upright surface forming the side of an opening such as a door or window: “I stood near the door jamb waiting for the guests to come.”