Warm
You can say that it is balmy or mild. Depending on how you use it, hot could even be a synonym. If someone says "it is getting warm in here," you could substitute hot. If you are referring to an in-between temperature, as with water, you could use tepid. If you are trying to replace it in the sentence "He received a warm reception," you could replace it with enthusiastic.
An antonym for timid is bold, brave, composed, confident, cool,courageous, fearless, heroic, intrepid, unafraid,undaunted, valiant.
The word shawl refers to an object - a piece of cloth that is wrapped around the body to keep warm. It does not have an antonym. Unless a noun can be used descriptively, it cannot have an opposite.
An object that is not hot or warm, but not cold either.
Warm
Heat always flows from a warm object to a cooler object in order to reach thermal equilibrium. This means that heat will move from a higher temperature to a lower temperature until both reach the same temperature.
warm
The weather near the equator is typically warm because the area receives direct sunlight year-round, leading to consistent high temperatures. This is due to the Earth's curvature causing the sun's rays to strike the equator more directly, creating a warmer climate.
It is cooler because warm and cool makes cool
It is cooler because warm and cool makes cool
it is warm but cool sometimes it is warm but cool sometimes
It has to warm and then cool.
cool, formal, unfriendly.
Fun, Cool, Exciting, etc...
You can say that it is balmy or mild. Depending on how you use it, hot could even be a synonym. If someone says "it is getting warm in here," you could substitute hot. If you are referring to an in-between temperature, as with water, you could use tepid. If you are trying to replace it in the sentence "He received a warm reception," you could replace it with enthusiastic.
cool