foremost

Short definition from Wiktionary

Adjective

1. 1
   Positioned in front of (all) others in space, most forward.
2. 2
   Coming before (all) others in time.
3. 3
   Of the highest rank or position; of the greatest importance; of the highest priority.
4. 4
   Closest to the bow.

Adverb

1. 1
   In front, prominently forward.
2. 2
   First in time.
3. 3
   Most importantly.

Proper noun

1. 1
   A village in Alberta, Canada.