Words that start with U

An udder is the part of the female cow or goat that milk comes from. Baby cows or goats drink from their mother's udder, but people also collect the milk using machines so they can sell it in shops.

Something or someone is ugly if they make you feel bad when you look at them.
The opposite of ugly is beautiful.

Ulna is one of the two long bones in the lower arm. It is found between the elbow and the wrist. The other bone in the lower arm is the radius.

Umami is one of the five basic tastes. It tastes like a savory, rich flavor.

Umami flavor is found in foods such as broth, cheese, mushrooms, tomatoes, and soy sauce. People notice it when food feels full and satisfying.

An umbrella is a portable shelter that is used for keeping off the rain. Some people also use umbrellas to shelter them from the sun. Small umbrellas that are mainly for keeping off the sun are called parasols.

Uncommon means rare, strange or unusual. Uncommon is the opposite of common.

Albino squirrels like in the picture are quite uncommon.

Something is under something else if it is lower than it.
This cat is under the chair.
The opposite of under is over.

Undergrowth is a word used to describe plants that grow underneath larger plants and trees in a forest or jungle.

Something is underripe if it isn't ripe yet. Underripe fruit is usually green and hard.

A person or animal is underweight if they weigh less than they should. When you are underweight you can easily see your bones.