caliente, cálido
"Conceptualized" is the word that starts with a "c" and means to form an idea.
A word that starts with C and means "accident prone" is "clumsy".
Clap
comical
Carnation.
capitulate
cram
crismatic
Hot tea Hennesy Hi-C
Closet
The word you are looking for is probably "arid". According to my dictionary, however, "arid" means very dry, in both the literal and figurative senses, without meaning hot.Arid:1. being without moisture; extremely dry; parched: arid land; an arid climate.2. barren or unproductive because of lack of moisture.
Cool