closely (adv.)
secretly, covertly, privately
E3 I.ii.16[Countess to herself] I'll closely step aside
Ham III.i.29[Claudius to Gertrude] we have closely sent for Hamlet
KJ IV.i.132[Hubert to Arthur] Go closely in with me
LLL IV.iii.135[King to Longaville and Dumaine] I have been closely shrouded in this bush / And marked you both
RJ V.iii.255[Friar to Prince, of Juliet] Meaning to keep her closely at my cell
SHAKESPEARE'S WORDS © 2018 DAVID CRYSTAL & BEN CRYSTAL