Words that have the root sol in them?
If you mean the root sol relating to the sun:
Sol is Latin for 'sun'. It's the Latin root word for the adjective 'solaris', which means 'of the sun, solar'. It also is the Latin root word for 'solarium', which means 'sundial, balcony or terrace exposed to the sun'. It combines with the verb 'fero ferre' ['to bear, bring, carry'], to form 'solifer', which means 'sun-bringing'. It also combines with the verb 'sisto sistere' ['to stand still'], to form 'solstitium', which means 'the solstice'.