He stedfastly refused to give up.

He is the stedfastest person I know.

She is stedfaster than him.

She steddies her breathing before the big race.

She is steddying herself before the big presentation.

She steddied for the exam all night.

He was known for his steddy hand in painting.

He steddy his hand before taking the shot.

The steddes in the garden are blooming beautifully.

The stedde was a small village in the countryside.