Word Association

[Tusky]

Instance

[Jubal]

Instantiation

[Tusky]

Object

[Jubal]

Oriented

[Tusky]

Design

(are we allowed to post a word that is associated with the last 2 words together, but not directly associated to the last one?)

[Glaurung]

industrial

(Yes, I would say so. The OP says only that your post has to be "associated" with the previous post - there's no indication of how close that association has to be, nor that your post must be associated only with the immediately previous post.)

[Tusky]

Espionage

[Glaurung]

espadrille

[Jubal]

Estoc

[Tusky]

Katana

[Jubal]

Caterwaul

[Tusky]

Wail

[Glaurung]

whale

[Jubal]

Lumbering

[Tusky]

Oaf