to undo a lock; to unlock

(education, language learning) listening comprehension

to understand spoken language that one hears

(historical) Japanese-language annotation of Chinese-language works / (historical) Korean-language annotation of Chinese-language works

optimal solution

a person with lithe movements / kind (adj.), favor / good, excellent, surpass, superior / the best possible grade on school results / rich, wealthy / a sufficient amount for a certain thing

overgrown; luxuriant, thickly growing, lush

reasonable / just / natural / superb / outstanding / plausible

select / choose

table, desk, counter, tabletop