The initial idioms of the letter A

artificial language	an attack
an attack of	an awkward customer
an eager beaver	an earful
an early bath	an early bird
an earth mother	an educated guess
an ego trip	gracious plenty
an elephant never forgets	an embarrassment of riches
emoji	an empty sack cannot stand upright
an end in itself	an enfant terrible
an even break	An eye for an eye
keep eye on	an honest mistake
milestone in life	an Indian giver
the Indian sign	an Indian summer
an inside job	an iron hand in a velvet glove
an iron man	itchy palm