Englishfor English speakers
mentally
—
adverb
in your mind
he suffered mentally
inert
—
adjective
unable to move or resist motion
—
adjective
(= indifferent)
having only a limited ability to react chemically; chemically inactive
inert matter
an indifferent chemical in a reaction
—
adjective
(= sluggish, torpid)
slow and apathetic
she was fat and inert
a sluggish worker
a mind grown torpid in old age