The unicode.data vocabulary contains core Unicode data tables and code for parsing this from files. The following words access these data tables.

canonical-entry ( char -- seq )

combine-chars ( a b -- char/f )

combining-class ( char -- n )

non-starter? ( char -- ? )

name>char ( name -- char )

char>name ( char -- name )

property? ( char property -- ? )

category ( char -- category )

ch>upper ( ch -- upper )

ch>lower ( ch -- lower )

ch>title ( ch -- title )

special-case ( ch -- casing-tuple )