Þurh-smeágan

According to the Old English Dictionary:

-smeán

þurh-smeágan

to search through, inquire into, examine into, investigate :-- Ða ðe mid carfulre gýmene gástlíce bebodu þurhsmeágeaþ qui solerti cura spiritalia precepta perscrutantur. Ðá hé ða seofon cræftas ealle hæfde þurhsmeáde, Shrn. 152, 18. Hé ríxade ofer Englæland, and hit mid his geápscipe swá þurhsmeáde (made such a thorough inquisition), ðæt næs án híd landes innan Englælande, ðæt hé nyste hwá heó hæfðe, oððe hwæs heó wurð wæs, Chr. 1086; Erl. 222, l0. Þurhsmeágean perscrutari, Scint. 32, 11. þurh-smeagan