sur-、下、上、-mis、送り出す、置く、語源的には mission、emit と同じ。
Then felt I like some watcher of the skies
When a new planet swims into his ken;
Or like stout Cortez, when with eagle eyes
He stared at the Pacifica??and all his men
Look'd at each other with a wild surmisea??
Silent, upon a peak in Darien.
[Keats]