The room was filled with a strong odour.

The flowers emitted an odourous scent.

The odours from the kitchen were overpowering.

He walked odourously into the room.

The odourant used in the perfume gives it a pleasant scent.

The odourants in the room were overwhelming.

The odourousness of the garbage was overwhelming.

Odourization is the process of adding an odorant to a gas to make it detectable by smell.

The flowers in the garden were odourful.

The room was filled with an odoured scent.