his mistake was due to youth and __experienced___ (experience)
The shoes were nice, but they were ___comfortable__ (comfort)
I'm ____terriblely_ sorry, madam, but we don't have those shoes in your size( terrible)
With all the modern facilities, doing housework is still very time _consuming_____ ( consume)
My opinion is that ghosts are __existences____ . There are no ghosts in this world ( exist)