What word am I thinking of?

[Manang Muyang]

B and W are busy working elsewhere. S is working double-time.

S _ _ _ _ S _ _ _ _ _ _

[Gravy]

Jumping in with an E for effort.

[Manang Muyang]

E enters the scene.

S _ _ E _ S _ _ _ _ _ _

[Vickie Noel]

T should be timeless in this case

[Manang Muyang]

Two for T.

S _ _ E _ S T_ T _ _ _

[Helen_Combe]

I think I've got it, let’s have a P

[Alice Heritage]

Maybe an I can intrude into Helen's inspiration.

[Helen_Combe]

Is that a new hairstyle, ButterscotCherrie? It looks very nice.

[Manang Muyang]

You are both pretty and inspiring. P and I are in place.

S _ P E _ S T I T I _ _

[Vickie Noel]

Aha! I wonder if superstitious beliefs still carry weight today, hmmm.

[Manang Muyang]

Superstition is the word! I didn't want the 13-letter superstitious, haha.

Your turn, Vickie!

[Vickie Noel]

Ohhh!!! Thanks for letting that slide! I guess I was too excited to get it I didn't notice that there were two spaces after T, not three, oops.

This word's dedicated to you, Miriam. One letter less of a dozen, let's go!

[Helen_Combe]

We'll done, let’s start with an N

[Alice Heritage]

Then let's amble on with an A.

[Alice Heritage]

Is that a new hairstyle, ButterscotCherrie? It looks very nice.

Thank you! Not really new, it needs cutting I think ...