The press was quick to downplay the significance and even the seriousness of Blair's donation.
The amount suggests their understanding of the seriousness of their predicament.
In contrast to the seriousness and heavy-handedness of late-era Idol, X Factor feels positively effervescent.
mid-15c., "expressing earnest purpose or thought" (of persons), from Middle French sérieux "grave, earnest" (14c.), from Late Latin seriosus, from Latin serius "weighty, important, grave," probably from a PIE root *swer- (4) "heavy" (cf. Lithuanian sveriu "to weigh, lift," svarus "heavy;" Old English swære "heavy," German schwer "heavy," Gothic swers "honored, esteemed," literally "weighty"). As opposite of jesting, from 1712; as opposite of light (of music, theater, etc.), from 1762. Meaning "attended with danger" is from 1800.
serious se·ri·ous (sēr'ē-əs)
Being of such import as to cause anxiety, as of a physical condition.