Words about words

A nip is a short, sharp bite or pinch. Working dogs often nip at the legs of animals that they are herding. The dog in the picture is nipping at the man's legs.

No is a word with a negative meaning. It might mean you do not want something, or that there is none of something. For example "No, I don't want to wear that dress" or "there are no ducks at the pond today".
The opposite of no is yes.

Normal means something is average and not unusual. Normal or expected weather in the summer is hot and sunny. A normal machine works without any errors.

Nude means naked or unclothed, especially when referring to people. The woman in the painting isn't wearing any clothes, so she is nude.

You are obese if you are very fat or overweight. Obese people often have health problems because of their size.

Something is odd if it is different to usual, or is a bit strange. In a group of things, something that is different is called the odd one out. The man in the picture is wearing odd socks.
Mathematically, a number is odd if it is not a multiple of two.

extension Something is off if it is not powered up and available to be used. The switch in the picture is switched off.
Off also can be used to indicate something no longer attached to something else: "the branch broke off the tree", or for reducing something: "take ten percent off the price".
The opposite of off is on.

Something is old if it has existed for a very long time. Something that is really, really old is called ancient.
When people get old they get grey hair and wrinkles.

extension Something is on if it is powered up and able to be used. The switch in the picture is turned on. On is also used to indicate positioning, as in "the cup is on the table".
The opposite of on is off.

A liquid oozes when it comes out of something else slowly. The sandwich in the picture is oozing jam.