prop-, proach-, proximo-, proxim-

(Latin: nearest, near; close, closest)

reproachably (adverb), more reproachably, most reproachably
Concerning how an utterance or action shows anger, disappointment, or censure: Tim's mother looked at him reproachably when he lost his cell phone and didn't tell her as soon as possible.
reproachful
reproachfully
reproachfulness
reproachingly