Itchy (adjective)

1. Having an uncomfortable sensation on the skin that causes a desire to scratch.
2. Annoying, irritating.

Origin:

From middle english ichy, from old english ǣcce ("itching, itchy"), from proto-germanic *aikjaną ("to itch"), from proto-indo-european *h₁oyǵ- ("to itch").

Examples:

1. His skin felt itchy after coming into contact with poison ivy.
2. The new wool sweater made her skin itchy.
3. The itchy rash made it hard for her to sleep.
4. The itchy mosquito bite made her scratch it constantly.
5. The itchy sensation made him want to scratch his back.