開

Question 1

開

Answer 1

あ (けます)、あ (きます)
かい

Question 2

開けます

Answer 2

あけます

to open (a door)
to open (for business)
to unwrap (gift, parcels)
to unlock

Question 3

開きます

Answer 3

あきます

to open (a door)
to open (for business)
to be empty
to be vacant

Question 4

開始

Answer 4

かいし

start
commencement
beginning
initiation

Question 5

開放

Answer 5

かいほう

opening (a door, window, etc)

Question 6

開会

Answer 6

かいかい

opening of a meeting

Question 7

開通

Answer 7

かいつう

opening (of a new road, railway)