all joking aside
alone
aloud
apparently
apprehensibly
articulately
artlessly
audibly
barely
bluffly
bluntly
broadly
brusquely
candidly
casually
clearly
coherently
commonly
commonplacely
comprehensibly
conspicuously
definitely
directly
discernibly
distinctly
en famille
evidently
exclusively
explicitly
expressly
familiarly
frankly
genuinely
glaringly
guilelessly
in all conscience
in all seriousness
in plain English
in plain terms
in plain words
informally
ingenuously
intelligibly
just
limpidly
lucidly
manifestly
markedly
matter-of-factly
humanely
mainly
ungainly
vainly