Re
Ri
Ra
100

I can't ______ the top shelf.

reach

100

She wore a pink ______ in her hair.

ribbon

100
During the track meet, he won the ____.

race

200

Give me one good _______.

reason

200

"having a great deal of money or assets; wealthy"

rich

200

This appears after rain.

rainbow

300

"respond or behave in a particular way in response to something"

react

300

You do this to clean off dishes.

rinse

300

Unwanted itchy and red area that can appear on the skin.

rash

400

"make smaller or less in amount, degree, or size"

reduce

400

"a situation involving exposure to danger"

risk

400

Raising money by selling tickets to win a prize. 

raffle