Complacent (adjective)
مطمئن، پرسکون
showing smug or uncritical satisfaction with oneself or one’s achievements.
Example: “you can’t afford to be complacent about security”
Harbinger (noun)
پیشوا، پیش خیمہ، خبررساں
a person or thing that announces or signals the approach of another.
Example: “witch hazels are the harbingers of spring”