trow (v.) 1
know, guess, imagine
1H6 II.i.41 [Reignier to all] 'Twas time, I trow, to wake and leave our beds
AYL III.ii.173 [Celia to Rosalind] Trow you who hath done this?
LLL V.ii.279 [Katharine to all, of Longaville] trow you what he called me?
TS I.ii.162 [Gremio to Hortensio] Trow you whither I am going?