Anagrams of: OYU_

• the emotion of great happiness

• something or someone that provides a source of happiness

• feel happiness or joy

• make glad or happy

• The bivalent R-O-R functional group found in ethers.

• A mixture of oxygen and acetylene; burns at a high temperature and is used for cutting and welding metals.

• A synthetic analgesic drug (trademark OxyContin) that is similar to morphine in its effects.

• The chemical element (symbol O) with an atomic number of 8 and relative atomic mass of 15.9994. It is a colorless and odorless gas.

• Molecular oxygen (O2), a colorless, odorless gas at room temperature, also called dioxygen.

• A mixture of oxygen and other gases, administered to a patient to help them breathe.

• An atom of this element.

• Something, such as a joke, that causes such a laugh.

• To laugh exuberantly.

• An exuberant laugh.

• A laugh, especially a loud or hearty one.

• A non-Jew; a Gentile.

• To laugh, especially loudly or uproariously

• Darling, sweetheart.

• an adult castrated bull of the genus Bos; especially Bos taurus

• any of various wild bovines especially of the genera Bos or closely related Bibos

• a float attached by rope to the seabed to mark channels in a harbor or underwater hazards; typically brightly-coloured

• float on the surface of water

• keep afloat

• mark with a buoy

• a flatbottom boat for carrying heavy loads (especially on canals)

• A minor unit of currency in Vietnam, now little-used, forming a hundredth of a dong.