Hérissé de pointes
You have spelled it correctly.
cheveux en pointes
If you mean literally with spikes, garni de pointes, should work. If you want the British slang meaning bad-tempered, the French word is chatouilleux or ombrageux.
J'ai les cheveux hérissé
"How do you spell it in French?" is "Comment ça s'écrit en français?"
"Ajouter" is how you spell "add" in French.
Spell Ryan in french
this is how you spell spelling in french: l'orthographe
French
French
you spell snails in french escargos
How to spell the name Joseph in French