The Spanish word 'crayón' comes from the French word 'crayon' meaning 'pencil', which itself developed from the French word 'craie' meaning 'chalk'. The French 'craie' traces back to the Latin word 'creta', also meaning 'chalk'. This etymology shows how the writing implement got its name from the material it was traditionally made from - chalk or similar minerals.

While 'crayón' itself is a relatively straightforward borrowing from French, there aren't many common Spanish words that share its Latin root 'creta'. This is because Spanish typically uses other words like 'tiza' for chalk and 'lápiz' for pencil in everyday speech.

English speakers will immediately recognize the connection to the word 'crayon', which comes from the same French source. Both Spanish 'crayón' and English 'crayon' maintain nearly identical spelling and meaning, making this an easy cognate to remember. The English word 'cretaceous' (relating to chalk deposits or the geological period) also comes from the same Latin root 'creta' meaning chalk, though this is a more technical term.