Show:
A
B
C
D
3

Mono

One

3

Equi

Equal

3

Sol

Alone, only, one

3

Mal

Bad

5

Co

Together 

5

Sci

Know

5

Put

think

5

Il

Not

6

Arch

Rule

6

End

Inside, within
6

Gram

Letter, written

6

Derm

Skin 

9

Odont 

Tooth, teeth

9

Tain

Hold

9

Vert

Turn

9

Script

Write