Osculate and Orgasm
Some one syllable words beginning with C and has the Soft C sound:CedeCeeCellCentCereCertCillCineCiteCymeCyst
colic
civic
...are two words beginning with C?
Color
Some kid friendly words beginning and ending with the letter C:CapricCatholicCeramicChaoticCherubicChicChocCitricClassicClinicColicComedicComicCosmeticCosmicCrocCryptic
Clout is a synonym for strength. It begins with the letter C.
Academic, Agnostic, Diabetic, Romantic and Sardonic.
Cuddle is a romantic word. It begins with the letter C.
There are not many words to fit your request, but one comes to mind: quixotic (extravalently romantic).
cats, cart, cars, colt