His dream is to write a full-length novel.

The adult son who still lives at home is causing trouble for his parents.

The room rent is too high, so I'm looking for a new apartment.

I bought new at-home clothes.

I was surprised when I saw his dirty room.

He is a perfectionist, and his approach to work is very strict.

This programming language is said to be Turing complete.

His performance was perfect and without blemish.

In mathematics, a perfect number refers to a number where the sum of its divisors, excluding the number itself, equals the number.

He is immersed in the study of panmagic squares.