He/she (alternating)

I think she is very nice. I met him recently. Is this her dog? He told me that the house is hers. He said she would rather do it himself.

Bun/buns

I think bun is very nice. I met bun recently. Is this buns dog? Bun told me that the house is buns. Bun said bun would rather do it bunself.

Moon/moons

I think moon is very nice. I met moon recently. Is this moons dog? Moon told me that the house is moons. Moon said moon would rather do it moonself.

Fae/faer

I think fae is very nice. I met faer recently. Is this faer dog? Fae told me that the house is faers. Fae said fae would rather do it faerself.