🇬🇧🇪🇸 deadly - mortal : English Lesson

Meaning of "deadly" ("mortal"), detailed definition, and a short video lesson below.

The word “deadly” describes something that can cause serious harm or death. It can refer to poisonous animals, powerful weapons, or even extremely dangerous situations. Sometimes, it is also used to describe things that are not actually life-threatening but feel very intense, like a “deadly boring” speech or a “deadly serious” conversation.

Watch and listen to this English flashcard to understand the word in more detail, with an easy example sentence.

The chili I ate was so spicy, I think it qualifies as a deadly weapon.

I tried my sister’s “special” smoothie… it had a deadly amount of broccoli in it.

My dog gave me a deadly look when I pretended to throw the ball but didn’t.

I told my teacher my dog ate my homework… the deadly silence that followed was terrifying.

My mom’s stare is more deadly than a superhero’s laser eyes.

A boy walks in the garden and sees a deadly snake on the path. The deadly snake lifts its head and moves slowly. The deadly tongue touches near the boy's shoe and he steps back with fear. A woman grabs a stick and keeps the deadly snake away. They put the deadly snake in a box and breathe out.

This word is at the B2 level, which means it’s used in more complex conversations and texts. It helps you discuss abstract ideas, express opinions clearly, and engage in discussions on a variety of topics, both personal and professional.

Expanding your English vocabulary is one of the best ways to improve your pronunciation, spelling, and confidence in English. Watch the video above to memorize the word, understand its meaning, and see example sentences in action. Discover related words to grow your vocabulary naturally. Add words to your playlist for stress-free, effective learning—anytime, anywhere! Watch, learn, repeat.