| HSK 3.0 | Big5 | Gb | Pin | Eng |
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| 2 | 安全 | 安全 | ānquán | safe, secure
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| 2 | 平安 | 平安 | píngān | safe and sound, quiet and stable
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| 2 | 平 | 平 | píng | flat, level, even, ordinary, common, uniform, safe and sound, peaceful, calm, fair, just, objective
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| 3 | 保安 | 保安 | bǎoān | to ensure public security, to ensure safety (for workers engaged in production), public security, security guard
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| 3 | 保護 | 保护 | bǎohù | protect, safeguard
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| 4 | 安 | 安 | ān | surname An, content, calm, still, quiet, safe, secure, in good health, to find a place for, to install, to fix, to fit, to bring (a charge against sb), to pacify, to harbor (good intentions), security, safety, peace, ampere
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| 4 | 維護 | 维护 | wéihù | safeguard, defend, uphold
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| 5 | 保衛 | 保卫 | bǎowèi | to defend, to safeguard
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| 6 | 安檢 | 安检 | ānjiǎn | safety check
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| 6 | 公安 | 公安 | gōngān | (Ministry of) Public Security, public safety, public security
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| 7 | 保管 | 保管 | bǎoguǎn | to hold in safekeeping, to have in one's care, to guarantee, certainly, surely, custodian, curator
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| 7 | 保障 | 保障 | bǎozhàng | ensure, guarantee, safeguard
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| 7 | 捍衛 | 捍卫 | hànwèi | to defend, to uphold, to safeguard
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| 7 | 化險為夷 | 化险为夷 | huàxiǎn-wéiyí | to turn peril into safety (idiom), to avert disaster
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| 7 | 牢牢 | 牢牢 | láoláo | firmly, safely
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| 7 | 通行證 | 通行证 | tōngxíngzhèng | a pass (authorization through a checkpoint), a laissez-passer or safe conduct, to authenticate, to confirm name and password on a website, fig. a condition giving access to benefits (e.g. a diploma as a pass to a career)
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| 7 | 萬無一失 | 万无一失 | wànwúyīshī | surefire, absolutely safe (idiom)
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