A person who has an exaggerated sense of their own importance or achievements; a conceited person.

एक ऐसा व्यक्ति जिसे अपनी महत्वता या उपलब्धियों का अत्यधिक अहंकार हो; घमंडी व्यक्ति।

English Usage: "He became a swellhead after being promoted to manager, often looking down on his former colleagues."

Hindi Usage: "मैनेजर के पद पर पदोनति के बाद, वह एक स्वेलहेड बन गया, अक्सर अपने पूर्व सहयोगियों पर हंसते हुए।"