Antonyms of adj inert

3 senses of inert

Sense 1
inert -- (unable to move or resist motion)

INDIRECT (VIA nonmoving) -> moving -- (in motion; "a constantly moving crowd"; "the moving parts of the machine")

Sense 2
inert, indifferent, neutral -- (having only a limited ability to react chemically; chemically inactive; "inert matter"; "an indifferent chemical in a reaction")

INDIRECT (VIA unreactive) -> reactive -- (participating readily in reactions; "sodium is a reactive metal"; "free radicals are very reactive")

Sense 3
inert, sluggish, soggy, torpid -- (slow and apathetic; "she was fat and inert"; "a sluggish worker"; "a mind grown torpid in old age")

INDIRECT (VIA inactive) -> active -- (characterized by energetic activity; "an active toddler"; "active as a gazelle"; "an active man is a man of action")

Similarity of adj inert

3 senses of inert

Sense 1
inert -- (unable to move or resist motion)
       => nonmoving (vs. moving), unmoving -- (not in motion)

Sense 2
inert, indifferent, neutral -- (having only a limited ability to react chemically; chemically inactive; "inert matter"; "an indifferent chemical in a reaction")
       => unreactive (vs. reactive) -- ((chemistry) not reacting chemically)

Sense 3
inert, sluggish, soggy, torpid -- (slow and apathetic; "she was fat and inert"; "a sluggish worker"; "a mind grown torpid in old age")
       => inactive (vs. active) -- (not active physically or mentally; "illness forced him to live an inactive life"; "dreamy and inactive by nature")

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