2 adverbs to describe how to immobile

I found her confronting Monsieur Power, who was leaning in an attitude characteristically immobile against the landing carriage of his machine.

Indeed, though his speech was rapid and incisive, and his every movement full of an allure that spoke of splendidly poised muscles, he was in face and manner alike the most singularly immobile man I had ever met.

2 adverbs to describe how to  immobile  - Adverbs for  immobile