See also the corresponding code chart.

FE20 Combining Half Marks FE2F

Combining half marks
FE20	◌︠	COMBINING LIGATURE LEFT HALF
FE21	◌︡	COMBINING LIGATURE RIGHT HALF
		→ 0361 ◌͡ combining double inverted breve
FE22	◌︢	COMBINING DOUBLE TILDE LEFT HALF
FE23	◌︣	COMBINING DOUBLE TILDE RIGHT HALF
		→ 0360 ◌͠ combining double tilde
Continuous macrons for Coptic
These are used in combinations to represent continuous macrons over a sequence of Coptic letters.
FE24	◌︤	COMBINING MACRON LEFT HALF
FE25	◌︥	COMBINING MACRON RIGHT HALF
FE26	◌︦	COMBINING CONJOINING MACRON
		→ 0304 ◌̄ combining macron
		→ 035E ◌͞ combining double macron
Combining half marks below
These are used in combinations to represent a ligature, tilde, or macron that extend underneath more than two characters.
FE27	◌︧	COMBINING LIGATURE LEFT HALF BELOW
FE28	◌︨	COMBINING LIGATURE RIGHT HALF BELOW
		→ 035C ◌͜ combining double breve below
FE29	◌︩	COMBINING TILDE LEFT HALF BELOW
FE2A	◌︪	COMBINING TILDE RIGHT HALF BELOW
FE2B	◌︫	COMBINING MACRON LEFT HALF BELOW
FE2C	◌︬	COMBINING MACRON RIGHT HALF BELOW
FE2D	◌︭	COMBINING CONJOINING MACRON BELOW
		→ 0331 ◌̱ combining macron below
		→ 035F ◌͟ combining double macron below
Combining half marks
These are used for supralineation in Church Slavonic texts.
FE2E	◌︮	COMBINING CYRILLIC TITLO LEFT HALF
FE2F	◌︯	COMBINING CYRILLIC TITLO RIGHT HALF
		→ 0483 ◌҃ combining cyrillic titlo