Which letter is missing?

School

100

__ecess

recess

200

__encil

pencil

300

__lass

class

400

__afeteria

cafeteria

500

__ath

math

Home

100

__ed

bed

200

__oor

door

300

__hoe

shoe

400

__ood

food

500

__ash

wash

Days of the Week

100

__riday

friday

200

wednesda__

wednesday

300

__onday

monday

400

sun__ay

sunday

500

__uesday

tuesday

Colors

100

b__ue

blue

200

re__

red

300

bl__ck

black

400

ora__ge

orange

500

wh__te

white

Sports

100

__olleyball

volleyball

200

So__cer

soccer

300

Basket__all

basketball

400

__ance

dance

500

__kateboard

skateboard