conversation is citizenship, and peculiar is unusual. i'm having trouble with the last one myself. nonetheless i hope this helps.
ANSWER
conversation: Possible correct answers and alternatives:
-manner of life
-way of life
-citizenship
peculiar: Possible correct answers and alternatives:
-odd
-unusual
-strange
corn: Possible correct answers and alternatives:
-any grain
-all grains except corn
-all grain except corn
