Diacritic

⚡ While many English writers omit these marks for speed, keeping them adds a layer of precision and cultural context to your writing.

why learned is not learnèd, and why no one uses noöne. : r/linguistics diacritic

Shows that two vowels are pronounced separately rather than as a blend, seen in naïve or Brontë . ⚡ While many English writers omit these marks

Used in English primarily for poetic effect to show an extra syllable is pronounced, like learnèd . diacritic

They act as a "guide" for the reader, ensuring names like Zoë aren't mispronounced as "Zo".