tensioned prior to some other operation

Abounding in pretenses.

(obsolete) pretended; feigned

(now rare) Pretended; feigned. / (chiefly US) Pretentious.

tensioning in advance

In a pretensive manner.

The quality of being pretensive.

A claim or aspiration to a particular status or quality. / Pretentiousness.

To apply tension to an object before some other event or process. / (construction) To apply tension to reinforcing strands before concrete is poured in.

(US) A false or hypocritical profession / Intention or purpose not real but professed. / An unsupported claim made or implied. / An insincere attempt to reach a specific condition or quality.