Truthful
My father is always truthful.
Feather
The feather was on the fourth step.
filthy
My father was filthy after working on the car.
Faithful
My mother is faithful.
Fourth
My father was in fourth or fifth place.
phone booth
The phone booth was further than we thought.
mouthful
The thief had a mouthful of money.
Filthy
The thief was filthy.
Thankfulness
I am filled with thankfulness.
Theft
There was a lot of theft by the phone booth.