執筆しっぴつ
shippitsu

Noun
Suru Verb

1. writing; authoring

Transitive
ホーキングは、そのほん執筆しっぴつはじめたとき、手くことがまったくできなかった。
hōkinguwa sono honno shippitsuo hajimeta toki tede kaku kotoga mattaku dekinakatta.
When he started the book, Hawking was unable to write by hand at all.