0
ineffective
0
ineffectual
0
inoperable
0
inoperative
0
irksome
0
kaput
0
lackadaisical
0
languid
0
languishing
0
languorous
0
leaden
0
lethargic
0
lifeless
0
limp
0
listless
0
motionless
0
nonactivated
0
nonexistent
0
nonfunctional
0
nonfunctioning
13 years ago|234 views|share |citing 
APASmart Define. (2013). underactive thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/underactive/thesaurus/related
ChicagoSmart Define. 2013. "underactive thesaurus" https://smartdefine.org/underactive/thesaurus/related (accessed September 21, 2026).
HarvardSmart Define 2013, underactive thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/underactive/thesaurus/related>.
MLASmart Define. "underactive thesaurus" 28 June 2013. Web. 21 September 2026. <https://smartdefine.org/underactive/thesaurus/related>