/hoʊn/
hone
BrE /həʊn/
NAmE /hoʊn/
to develop and improve sth, especially a skill, over a period of time
~ sth
She honed her debating skills at college.
It was a finely honed piece of writing.
~ sth to sth
His body was honed to perfection.
~ sth (to sth)
to make a blade sharp or sharper
SYN sharpen