foremost
//ˈfɔːrˌmoʊst//
Adjective
foremostCanonical form
1
Most important, prominent, or influential; leading in rank or position.
She is one of the foremost experts in the field of medicine.
2
Situated at the front or in the most forward position.
The captain stood at the foremost part of the ship.
Adverb
foremostCanonical form
1
In the first place; before anything else.
First and foremost, we need to ensure everyone's safety.