godan verb (-su), transitive verb
Transitive verb meaning to send a person or thing, often with a nuance of purpose or mission. Slightly formal or literary.
王は使者を隣国へ遣わした。
The king dispatched an envoy to the neighboring country.
彼は手紙を遣わし
He sent a letter and waited for a reply.
godan verb (-su), auxiliary verb
Auxiliary verb attached to the て form of another verb, adding a slightly pompous or formal tone of doing something for someone. Usually written in kana.
陛下がお許しつかわした。
His Majesty graciously granted pardon.
先生が推薦状を書いてつかわした。
The teacher was kind enough to write a letter of recommendation (for me).