5
de-energize
5
debilitate(verb, calm, dull, help, aid)
5
weaken(verb, calm, dull, raise, rise)
5
weary(verb, adjective, calm, dull, excite)
4
de-energise
4
deaden(verb, calm, dull)
4
discourage(verb, calm, dull)
4
enervate(verb, help, invigorate, tire)
4
exhaust(noun, help)
4
sap(noun, verb, calm, dull, help)
4
tire(verb, calm, dull, aid, excite)
3
calm(verb, dull)
3
drain
3
enfeeble(help, strengthen)
3
harass(verb, help, delight, aid)
3
sedate(verb, adjective)
2
dampen
2
deactivate(verb, calm, dull)
2
depress(verb, calm, order, dull, help)
2
dishearten(verb, calm, dull)
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APASmart Define. (2015). energize thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/energize/thesaurus/antonyms
ChicagoSmart Define. 2015. "energize thesaurus" https://smartdefine.org/energize/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2015, energize thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/energize/thesaurus/antonyms>.
MLASmart Define. "energize thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/energize/thesaurus/antonyms>