obvious
— Adjective
– English
～ easily perceived by the senses or grasped by the mind; "obvious errors"
obviously
— Adverb
– English
～ unmistakably (`plain' is often used informally for `plainly'); "the answer is obviously wrong"; "she was in bed and evidently in great pain"; "he was manifestly too important to leave off the guest list"; "it is all patently nonsense"; "she has apparently been living here for some time"; "I thought he owned the property, but apparently not"; "You are plainly wrong"; "he is plain stubborn"
obviousness
— Noun
– English
～ the property of being easy to see and understand