A teepee has one room. Due to the size of most teepee's the size only accomodates enough room for one room.
Latches.
circus's
slides
daddies.
axes
Clouds
That is the correct spelling "princesses" for more than one princess.
I think perhaps you are trying to spell countries, as in more than one country.
Trophies
spell it out - there is more than one ADEA
One activist. Several activists.