alarm clock (also alarm)

clock with a device that can be set to ring at a particular time, esp to wake sleepers 闹钟: set the alarm (clock) for six o'clock 把闹钟定在六点钟响.

airsickness, airspace, airtight, airway, airwoman, airworthiness, airworthy, airy, airy-fairy, aisle, aitch, aitchbone, ajar, aka, akimbo, akin, Alabama, alabaster, alacrity, alarm, alarmed, alarming, alarmist, alas, Alaska, albatross, albeit, Albert Einstein, albino, album, albumen, albumin, alchemist, alchemy, alcohol, alcoholic, alcoholism, alcove, alder, alderman,