partly (adv.)
slightly, in some measure, a little
Cym IV.ii.64 [Belarius to Arviragus and Guiderius, of Cloten] I partly know him
JC V.i.89 [Cassius to Messala, of birds being a bad omen] I but believe it partly
Oth I.i.123 [Roderigo to Brabantio, of Desdemona] If't be your pleasure and most wise consent, / As partly I find it is
TC III.i.18 [Servant to Pandarus, of what the music is] I do but partly know, sir: it is music in parts