My collected unknown vocab PART 1

Question 1

incumbent

Answer 1

adjective: necessary for (someone) as a duty or responsibility

noun: the holder of an office or post.

“the present incumbent will soon be retiring”
“the government realized that it was incumbent on them to act”

Question 2

to double down (on sth)

Answer 2

to continue to do something in an even more determined way than before

“Expect to see Fox double down on its marketing efforts to give the movie a big boost.”
“Instead of learning from his mistakes, he’s doubling down.”