severance payment; retirement money (usu. lump-sum); redundancy payment
(compulsory) retirement (on reaching retirement age); mandatory retirement
letter of resignation; request for retirement
notice of resignation; (one's) resignation; resignation notice
after retirement; after resigning
retirement at one's own request
resigning from one's job when one gets married; retirement due to marriage; leaving a job because of marriage
former employee; retired person; retired employee; retiree
voluntary resignation; voluntary retirement; voluntary redundancy; voluntary layoff
amicable resignation (retirement); resigning (retiring) from one's job of one's free will
encouragement to retire early; retirement stimulus
voluntary resignation; retiring for personal reasons
mass retirement (esp. that of the Japanese baby boomers)
accrued benefit; retirement benefits; post-employment benefits
individual retirement account; IRA
leaving at the convenience of the company
retirement at the suggestion of one's employer
changing or leaving one's job