To speak about herbs and spices, you need the appropriate vocabulary.
 
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Basil - a herb with a sweet smell;

Chives - a plant with long, thin leaves used in cooking to give a flavour similar to onions;

Coriander - a herb that is used in cooking;

Dill - a herb whose seeds and thin feathery leaves are used in cooking;

Parsley - a herb that is added to food to give it flavour;

Rosemary - a herb that grows as a bush with thin, pointed leaves;

Sage - a herb whose leaves are used to give flavour to food;

Thyme - a herb used in cooking;
 
Chilli powder - a dark red powder made from dried chillies and other spices, used to give flavour to particular foods;

Cinnamon - a brown spice that is used in cooking;

Cumin - (a plant with) seeds that smell pleasant and are used as a spice, especially in South Asian and Western Asian cooking;

Curry powder - a dry mixture of spices used to flavour curries;

Nutmeg - the hard fruit of a tropical tree, or a brown powder made from this, used as a spice to add flavour to food;

Paprika - a red powder used as a spice to give a slightly hot flavour to food, especially in meat dishes;

Saffron - a yellow powder that is used as a spice.

Examples.

Grate some nutmeg on top of the pudding.

You can add sage in your soup.

Where can I buy thyme?

Saffron can be added in this salad.