I
would have platitudinized
you
would have platitudinized
he / she / it
would have platitudinized
we
would have platitudinized
you
would have platitudinized
they
would have platitudinized
I
would have been platitudinizing
you
would have been platitudinizing
he / she / it
would have been platitudinizing
we
would have been platitudinizing
you
would have been platitudinizing
they
would have been platitudinizing