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expire
⪢⪢
To expire is to no longer be
effective
because its use has come to an end.
http://qindex.info/i.php?x=12897
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AstraZeneca
⪢⪢
Drug maker _____ says its experimental vaccine developed with the University of Oxford is "highly
effective
" in preventing COVID-19. 2020-11-23
http://qindex.info/i.php?x=11803
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whip
⪢⪢
A bull walrus is an animal that can
effective
ly whip a polar bear on both land and in water.
http://qindex.info/i.php?x=19775
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