1
darken(verb, increase, raise, severe, boost)
1
demonstrate(verb, show, develop, direct, prepare)
1
deteriorate
1
dilate(verb, advance, increase, raise, rise)
1
distend(verb, advance, increase, raise, rise)
1
do again(verb, expression, study, work, prepare)
1
doctor up(verb, expression, advance, increase, develop)
1
dress rehearse(verb, expression, study, work, prepare)
1
drum into(verb, expression, study, develop, improve)
1
dry run(verb, expression, study, work, develop)
1
edging
1
edify(verb, show, develop, direct, prepare)
1
edit(verb, advance, increase, develop, raise)
1
educate(verb, study, develop, improve, prepare)
1
elevate(verb, advance, increase, develop, raise)
1
embitter
1
emend(verb, advance, increase, develop, raise)
1
enkindle(verb, promote, encourage, stimulate, excite)
1
enlighten(verb, study, show, develop, direct)
1
enliven
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APASmart Define. (2015). sharpen thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/sharpen/thesaurus/synonyms
ChicagoSmart Define. 2015. "sharpen thesaurus" https://smartdefine.org/sharpen/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, sharpen thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/sharpen/thesaurus/synonyms>.
MLASmart Define. "sharpen thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/sharpen/thesaurus/synonyms>