IPA: /dɪˈvaɪzər/
KK: /dɪˈvaɪzər/
A person who creates or plans something, especially a new idea or method.
The deviser of the new software program received an award for innovation.
Deviser → It is formed from "de-" (meaning down or away) and "visere" (meaning to see or look). The word refers to someone who looks down or considers ideas, thus creating plans or inventions.
Think of someone who 'looks down' ('de-') to 'see' ('visere') new ideas — that's why a deviser is someone who creates plans.