"desired amounts of inactive chlorine"

"a dormant volcano"

"Much benevolence of the passive order may be traced to a disinclination to inflict pain upon oneself"

"an inactive mine"
"inactive accounts"
"inactive machinery"

"inactive reserve"
"an inactive member"

"illness forced him to live an inactive life"
"dreamy and inactive by nature"

"the inertia of an object at rest"