noun - the set of letters used in a particular language

adverb - in a way that it can be heard

noun - somebody who supports and helps you, especially in a war etc.

adjective - living, not dead

adjective - similar, almost the same

noun - a warning that tells you about a danger

verb - to warn someone to be ready to act suddenly

adjective - ready to act suddenly

noun - a substance or drink that can make people drunk

noun - a book of photos

noun - a clock that is used to wake you up in the morning

noun - a bell or signal that is used to warn people

noun - a stewardess on a plane

noun - the division of the army where planes and other aircraft are used

noun - a flying vehicle, a plane or a helicopter etc.