Surveillance (noun)
حراست، کڑی نگرانی
close observation, especially of a suspected spy or criminal.
Example: “he found himself put under surveillance by British military intelligence”
Complacent (adjective)
مطمئن، اطمینان
showing smug or uncritical satisfaction with oneself or one’s achievements.
Example: “you can’t afford to be complacent about security”