adverbs
without doubt or question
"they were clearly lost"; "history has clearly shown the folly of that policy"
in an intelligible manner
"the foreigner spoke to us quite intelligibly"
clear to the mind; with distinct mental discernment
"it's distinctly possible"; "I could clearly see myself in his situation"
in an easily perceptible manner
"could be seen clearly under the microscope"; "She cried loud and clear"