English word advisor comes from English advise, English -or.
Advisor detailed word origin explanation
|advise || English (eng) ||(intransitive) To consider, to deliberate.. (obsolete, transitive) To look at, watch; to see.. (transitive) To give advice to; to offer an opinion, as worthy or expedient to be followed.. (transitive) To give information or notice to; to inform or counsel; — with of before the thing communicated. |
|-or || English (eng) ||(electrical science) Appended to the names of members of classes of components, especially those that have an extensive property name of the same root suffixed with -ance. Creates an agent noun, indicating a person who does something. |
|advisor || English (eng) ||One who offers advice. |
Words with the same origin as advisor