to exhaust (oneself) of ideas by writing prolifically
write up
to write a record or account of
to complete in writing
to praise in writing
Accounting to increase the book value of (an asset)
See write in American Heritage Dictionary 4 Idioms
write (one's) own ticket
To set one's own terms or course of action entirely according to one's own needs or wishes: an open-ended and generous scholarship that lets recipients write their own ticket.
writ large
Signified, expressed, or embodied in a greater or more prominent magnitude or degree: “The man was no more than the boy writ large”(George Eliot).