The British speak and use the English language so it would be spelled as skillful.
The word skillful is the adjective; the abstract noun is skillfulness or skill.
skilled, skilful, masterful, expert, adept, adroit, dexterous, deft, clever, good, polished
If you are trying to spell musician that is how you spell it.
You spell it orbiting.You spell it orbiting.You spell it orbiting.You spell it orbiting.You spell it orbiting.You spell it orbiting.
You spell it suffocate.
The British spell it "skilful".
See Skilful.
Very skilful hand. has written: 'The good husbandman's jewel'
skilfully
The noun is skill; the adjective is skillful (skilful UK). Another noun form is skillfulness.
yes they were
no
obviously
it means sporty
skill
skillfulness
artfull, carefull.