31. A file variable is any variable whose type is a file type.
More similar words: retype, archetype, teletypewriter, type, typer, type b, typed, types, type a, safety pin, isotype, typeset, biotype, monotype, neotype, logotype, linotype, genotype, archetypal, phenotype, typeface, typecast, typewrite, blood type, prototype, karyotype, archetypical, stereotype, typesetter, true to type.