Nervous; agitated.
Trepidus Source: Google translate
I work
Just add an S. Trepidations. Not very common in the plural. "The cowboy waded out into the swollen river with very few trepidations."
Before.
To sweat or work hard
Works
"New".
Magnum Opus.
A musical work.
Pray and work
I think "sic" or "ita" would work.
the latin word opera means (work)