onthesly In a secretive manner Honestly, Dicky, in a way that's quite sneaky Honestly uneasy in private In a furtive manner To avoid publicity Honestly (anag) — surreptitiously Honestly (anag) — dishonestly In secret Furtively Behind one's back Sneakily Surreptitiously (ironically, an anagram of "honestly"): 3 wds Sub rosa Frightfully honest - extremely lazy in secret