Choose the word which can be substituted.
The custom of having more than one husband at the same time.
Thousands of people have taken part in a ----------democracy demonstration. (Choose the correct prefix from the following)
Many medications have other -------- besides the intended one.
Choose the meaning of the given idiom
"To pick holes"
Find a word suitable for the expression "The style in which a writer makes a display of his knowledge".
My parents told me that I would have to ------- them when they become old. (Use appropriate phrasal verb from the following)