Words ending
in -ful.

beauty → beautiful

Very pleasing to look at.

“The sunset was beautiful.”

care → careful

Taking care to avoid mistakes or harm.

“Be careful with the scissors.”

cheer → cheerful

Happy and bright.

“The cheerful song made us smile.”

color → colorful

Full of bright colors (colourful in British English)

“The market was colorful and busy.”

fear → fearful

Afraid.

“The puppy was fearful of the thunder.”

forget → forgetful

Often forgetting things.

“My grandad is a little forgetful.”

grace → graceful

Moving in a smooth, attractive way.

“The dancer was graceful.”

hand → handful

The amount a hand can hold.

“He grabbed a handful of sweets.”

harm → harmful

Causing harm.

“Too much sun can be harmful.”

help → helpful

Giving help.

“The librarian was very helpful.”

hope → hopeful

Feeling hope.

“We are hopeful that the sun will come out.”

mouth → mouthful

The amount that fills your mouth.

“Take a mouthful of water.”

pain → painful

Causing pain.

“A bee sting can be painful.”

peace → peaceful

Calm and quiet.

“The garden was peaceful in the morning.”

play → playful

Full of fun.

“The kitten was playful.”

power → powerful

Having great power or strength.

“The engine is very powerful.”

skill → skillful

Having or showing skill (skilful in British English)

“She is a skillful soccer player.”

success → successful

Achieving what you hoped.

“The school fair was successful.”

thank → thankful

Feeling grateful.

“I am thankful for my friends.”

truth → truthful

Telling the truth.

“Always be truthful about what happened.”

use → useful

Able to be used for a purpose.

“A torch is useful in a power cut.”

wonder → wonderful

Very good or amazing.

“We had a wonderful time at the zoo.”