security, protection, safeguarding, preservation, conservation

protectionism, imposition of duties, quotas, etc. on foreign goods to protect sale of domestic goods

self-preservation, (psychology) man's natural instinct to save his own life that overwhelms all other emotions

soil conservation

preservation of game and tree

fruit preservation

preservative, conservative

reservations, express or tacit limitations or exceptions made about something, securities, protection

lack of security or secure feeling, unsecured