Thai mark yamakkan, a small sign above a consonant, an old rarely used diacritic from Pali writing.
U+0E4DTHAI CHARACTER NIKHAHITU+0E4FTHAI CHARACTER FONGMANU+0E4CTHAI CHARACTER THANTHAKHATU+0E50THAI DIGIT ZEROU+0E4BTHAI CHARACTER MAI CHATTAWAU+0E51THAI DIGIT ONEU+0E4ATHAI CHARACTER MAI TRIU+0E52THAI DIGIT TWOU+0E49THAI CHARACTER MAI THOU+0E53THAI DIGIT THREEU+0E48THAI CHARACTER MAI EKU+0E54THAI DIGIT FOUR87 characters in the Thai Unicode block.
U+0E01THAI CHARACTER KO KAIU+0E02THAI CHARACTER KHO KHAIU+0E03THAI CHARACTER KHO KHUATU+0E04THAI CHARACTER KHO KHWAIU+0E05THAI CHARACTER KHO KHONU+0E06THAI CHARACTER KHO RAKHANGU+0E07THAI CHARACTER NGO NGUU+0E08THAI CHARACTER CHO CHANU+0E09THAI CHARACTER CHO CHINGU+0E0ATHAI CHARACTER CHO CHANGU+0E0BTHAI CHARACTER SO SOU+0E0CTHAI CHARACTER CHO CHOEU+0E0DTHAI CHARACTER YO YINGU+0E0ETHAI CHARACTER DO CHADAU+0E0FTHAI CHARACTER TO PATAKU+0E10THAI CHARACTER THO THANU+0E11THAI CHARACTER THO NANGMONTHOU+0E12THAI CHARACTER THO PHUTHAOU+0E13THAI CHARACTER NO NENU+0E14THAI CHARACTER DO DEKU+0E15THAI CHARACTER TO TAOU+0E16THAI CHARACTER THO THUNGU+0E17THAI CHARACTER THO THAHANU+0E18THAI CHARACTER THO THONGU+0E19THAI CHARACTER NO NUU+0E1ATHAI CHARACTER BO BAIMAIU+0E1BTHAI CHARACTER PO PLAU+0E1CTHAI CHARACTER PHO PHUNGU+0E1DTHAI CHARACTER FO FAU+0E1ETHAI CHARACTER PHO PHANU+0E1FTHAI CHARACTER FO FANU+0E20THAI CHARACTER PHO SAMPHAOU+0E21THAI CHARACTER MO MAU+0E22THAI CHARACTER YO YAKU+0E23THAI CHARACTER RO RUAU+0E24THAI CHARACTER RUU+0E25THAI CHARACTER LO LINGU+0E26THAI CHARACTER LUU+0E27THAI CHARACTER WO WAENU+0E28THAI CHARACTER SO SALAU+0E29THAI CHARACTER SO RUSIU+0E2ATHAI CHARACTER SO SUAU+0E2BTHAI CHARACTER HO HIPU+0E2CTHAI CHARACTER LO CHULAU+0E2DTHAI CHARACTER O ANGU+0E2ETHAI CHARACTER HO NOKHUKU+0E2FTHAI CHARACTER PAIYANNOIU+0E30THAI CHARACTER SARA AU+0E31THAI CHARACTER MAI HAN-AKATU+0E32THAI CHARACTER SARA AAU+0E33THAI CHARACTER SARA AMU+0E34THAI CHARACTER SARA IU+0E35THAI CHARACTER SARA IIU+0E36THAI CHARACTER SARA UEU+0E37THAI CHARACTER SARA UEEU+0E38THAI CHARACTER SARA UU+0E39THAI CHARACTER SARA UUU+0E3ATHAI CHARACTER PHINTHUU+0E3FTHAI CURRENCY SYMBOL BAHTU+0E40THAI CHARACTER SARA EU+0E41THAI CHARACTER SARA AEU+0E42THAI CHARACTER SARA OU+0E43THAI CHARACTER SARA AI MAIMUANU+0E44THAI CHARACTER SARA AI MAIMALAIU+0E45THAI CHARACTER LAKKHANGYAOU+0E46THAI CHARACTER MAIYAMOKU+0E47THAI CHARACTER MAITAIKHUU+0E48THAI CHARACTER MAI EKU+0E49THAI CHARACTER MAI THOU+0E4ATHAI CHARACTER MAI TRIU+0E4BTHAI CHARACTER MAI CHATTAWAU+0E4CTHAI CHARACTER THANTHAKHATU+0E4DTHAI CHARACTER NIKHAHITU+0E4ETHAI CHARACTER YAMAKKANU+0E4FTHAI CHARACTER FONGMANU+0E50THAI DIGIT ZEROU+0E51THAI DIGIT ONEU+0E52THAI DIGIT TWOU+0E53THAI DIGIT THREEU+0E54THAI DIGIT FOURU+0E55THAI DIGIT FIVEU+0E56THAI DIGIT SIXU+0E57THAI DIGIT SEVENU+0E58THAI DIGIT EIGHTU+0E59THAI DIGIT NINEU+0E5ATHAI CHARACTER ANGKHANKHUU+0E5BTHAI CHARACTER KHOMUT