Retiring
Part of speech: verb
Definition: To stop working on a permanent basis, usually because of old age or illness.
Part of speech: adjective
Definition: Shy, introverted, liking privacy. About to retire.
Example sentence: Time has the same effect on the mind as on the face; the predominant passion and the strongest feature become more conspicuous from the others' retiring.
Receding
Part of speech: verb
Definition: To move back; to retreat; to withdraw.