to be so worried or upset that you don't know what to do
इतना परेशान या निराश होना कि आप नहीं जानते कि क्या करना है
"I'm at my wits' end trying to calm the kids down."
"मैं बच्चों को शांत करने की कोशिश करते हुए पूरी तरह से परेशान हो चुका हूँ।"
a person who is only your friend when things are good
to have and use power or influence effectively
to protect your computer system or network from attacks
to show others how to behave by doing it yourself
to cite something exactly or in great detail
to stop dealing with or thinking about something