Typographic ligatures

glyph resulting from the orthographic combination or calligraphic ornementation of two or more basic letter forms into a single typographic or handwritten character

ligature of two or more runes

ligatures used in Greek writing; e.g. ϗ for καὶ (“and”)

kana ligature representing multiple syllables; e.g. ヿ for "koto", 𬼀 for "shite", 𪜈 for "tomo", ゟ for "yori", 𬼂 for "nari"