แพ

n. 1. a raft, a float;

2. a floating house, frequently seen along the waterways of Central Thailand; 3. a mass, a floe, a drift, a cake; 4. a numerative noun for things arranged more or less in a row, as, ธูปแพหนึ่ง - a pack of joss sticks.

ในคลองมีผักตบชวาเป็นแพ There were masses of Java weeds in the canals.