afield
1. [ adverb ] in or into a field (especially a field of battle)
Examples:

"the armies were afield, challenging the enemy's advance" "unlawful to carry hunting rifles afield until the season opens"

2. [ adverb ] far away from home or one's usual surroundings
Synonyms: abroad
Examples:

"looking afield for new lands to conquer"- R.A.Hall

3. [ adverb ] off the subject; beyond the point at issue
Examples:

"such digressions can lead us too far afield"

Similar spelling:   affiliate