C2 adjective /pɔːrˈtɛntəs/
portentous
অশুভসূচক, ভয়ঙ্কর
Meaning
Giving a sign or warning that something, often bad or serious, is going to happen; or overly solemn and pompous.
Example
His portentous tone made everyone nervous about the news.
তার অশুভসূচক ভঙ্গি সবাইকে খবর নিয়ে উদ্বিগ্ন করেছিল।