Þurh-swíðanボズワースとトラーラーのアングロ・サクソン古英語辞典 - þurh-swíðan古英語辞典によると:þurh-swíðanto prove very strong :-- Hé þurhswíðde on ídelnesse praeualuit in vanitate, Ps. Lamb. 51, 9. þurh-swiðan