Someone who does research work

To act as if something is true when it is not

Outward forward

Border of wood, metal, etc. in which a picture, door, pane of glass, etc. is enclosed or set

portable cloth shelter used outdoors

Someone who travels to a place for pleasure

Concerning people who have stopped working because they have reached a certain age

(word indicating the negative of verbs, adjectives, etc)

use or knowledge of science in industry, engineering etc

area of space used for a particular reason