Thesaurus.com
Dictionary.com
Definitions

hone

[hohn] / hoʊn /
VERB
sharpen
Synonyms
STRONGEST
whet
STRONG
acuminate edge file grind
WEAK
make sharp put a point on put an edge on

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.