¹skjalla (verb) ‘slam, bang...’

• ÚlfrU Húsdr 6^III/2 — skjalla ‘slam’983
• EVald Þórr 3^III/4 — skullu ‘banged’1000
• Sigv Berv 4^II/6 — skullu ‘beat hard’1038
• ÞjóðA Lv 7^II/1 — skall ‘clattered’1055
• GizGrý Lv 2^VIII (Heiðr 109)/3 — skjall*anda ‘chinking’?

elements in compounds