Some Greek Accents and other Diacritics
῾ There's a breathing or h sound
᾽ No Aspiration NO H
´ The ACUTE ACCENT
Its presence or absence and position can show a change of meaning.
It can appear on any of the last 3 syllables of a word.
Ποτέ means at some time or once but πότε means WHEN
τί means WHAT but τι with no accent means any or some ...
` This is the Grave accent
and ̆ are used to show if a vowel is long or short in meter and pronounciation.
ᾱ ᾰ ῑ ῐ ῡ ῠ