herferð (noun f.) ‘military campaign...’

• ÞKolb Eirdr 16^I/8 — herferð ‘a military expedition’ 1014
• Anon Pl 48^VII/1 — Herferðar ‘of the troops’ 1160
• Sturl Hrafn 14^II/1 — herferðir ‘military campaigns’1264
• Anon Pét 39^VII/4 — herferð ‘battle’ 1360

elements in compounds