Determiner
a good many
A substantial number of
The government has enacted a good many reforms.
A good many things go around in the dark besides Santa Claus. Herbert Hoover
A good many young writers make the mistake of enclosing a stamped, self-addressed envelope, big enough for the manuscript to come back in. This is too much of a temptation to the editor. Ring Lardner
It is to be remarked that a good many people are born curiously unfitted for the fate waiting them on this earth. Joseph Conrad
I look back on tremendous efforts & exhaustion & dismal looking out of a tent door on to a dismal world of snow and vanishing hopes - & yet, & yet, & yet there have been a good many things to set the other side. George Mallory
A good many inconveniences attend playgoing in any large city, but the greatest of them is usually the play itself. Kenneth Tynan
It takes a good many mice to kill a cat. Danish Proverb