Word Of The Day-Nonplussed

adjective
1.
(of a person) surprised and confused so much that they are unsure how to react.
“he would be completely nonplussed and embarrassed at the idea”
Similar:
confused
bewildered
bemused
puzzled
perplexed
baffled
stumped
mystified
stupefied
muddled
befuddled
fuddled
dumbfounded
at sea
at a loss
at sixes and sevens
thrown (off balance)
taken aback
disoriented
disconcerted
discomposed
troubled
discomfited
unnerved
shaken
shaken up
dazed
stunned
surprised
astonished
astounded
flummoxed
bamboozled
discombobulated
clueless
fazed
floored
foxed
bushed
wildered
mazed
distracted
2.
INFORMAL•NORTH AMERICAN
(of a person) not disconcerted; unperturbed.
“I remember students being nonplussed about the flooding in the city, as they had become accustomed to it over the years”