隙

crack / crevice / gap or interval / loophole / discord / rift

small / tiny / few / young

white / snowy / pure / bright / empty / blank / plain / clear / to make clear / in vain / gratuitous / free of charge / reactionary / anti-communist / funeral / to stare coldly / to write wrong character / to state / to explain / vernacular / spoken lines in opera

Character component without intrinsic meaning

small crack / chink

crack / gap between two objects / gap in time between two events

hostility / animosity

to seize an opportunity / to exploit (a loophole)

pore (geology)

crepuscular rays / sunbeams

air vent / air gap

a white steed flits past a crack (idiom); How time flies!

to wait for the opportunity

feud / bitter quarrel

crevasse