A surreptitious glance at the answer key would have saved him an hour and taught him nothing.
偷瞄一眼答案本可省下一小时，却也让他一无所获。
Which choice best defines “surreptitious”?
D — Done secretly and stealthily.. “surreptitious” means Done secretly and stealthily..
Which word means “Done secretly and stealthily.”?
C — surreptitious. “surreptitious” means Done secretly and stealthily..
surreptitious — Done secretly and stealthily.. In Chinese: 偷偷摸摸的；秘密的.
surreptitious is pronounced //ˌsʌrəpˈtɪʃəs//.
A surreptitious glance at the answer key would have saved him an hour and taught him nothing. (偷瞄一眼答案本可省下一小时，却也让他一无所获。)
stealthy, covert, furtive — all close in meaning to surreptitious (Done secretly and stealthily.).
overt, open — each the opposite of surreptitious (Done secretly and stealthily.).
Yes. surreptitious is on the SAT Prep Difficult list — the higher-register words that decide the hard questions. The Digital SAT does not test vocabulary in isolation; words like this one are tested through Words in Context questions, where you choose the word that completes a passage most logically and precisely.
sur(下) + rept(爬) → 暗中潜行。