Analysis of Oxymoron

"Old news" is antilogical and opposite in kind.
"Small disaster" and "silent scream" are
conflicting thoughts in mind.
"One choice" is incongruity and dissonant in fact.
"Awfully good" and "constant change" are anomalies intact.
"Black light" is contradictory and conflicting in type.
"Plastic glasses" and "larger half" are un-befitting in swipe.
"Sweet tart" is paradoxical and perplexing in frame.
"Pretty ugly" and "all alone" are unsuitable in claim.
"Good grief" is double entendre and confusing in set.
"Open secret" and "found missing" are implications in fret.
"Small crowd" is ambiguity and nebulous in grade.
"Act natural" and "real phony" are connotations in fade.
"Calm wind" is antagonistic and discordant in sort.
"Strangely common" and "even odds" are inaccurate in sport.
"Sun shade" is antithetical and discrepant in-group.
"White chocolate" and "hot chili" are absurdities in scoop.