Answer:
The letter S is added to pluralise most words in the English language. eg. Letter to Letters Word to Words and Language to Languages. But I am a word that is pluralised with the addition of the letter C.
What goes up but never comes down?
Take off my skin I won't cry but you will. What am I?
I am a king who’s good at measuring stuff. What am I?
I am in truth a yellow fork from tables in the sky by inadvertent fingers dropped the awful cutlery. Of mansions never quite disclosed and never quite concealed the apparatus of the dark to ignorance revealed.
What language does a billboard speak?