their handwriting
En él su madre había practicado su escritura.
In it, her mother had practiced her writing.
— It's Such a Beautiful Day (2012)
Su escritura es linda y legible.
Her handwriting is beautiful and legible.
Tom trató de disimular su escritura.
Tom tried to disguise his handwriting.
Es imposible de descifrar su escritura.
Its writing is impossible to decipher.