Soberly

Adverb

 * 1) in a sober manner

Thesaurus
calmly, composedly, conservatively, coolly, decorously, demurely, dispassionately, earnestly, equably, evenly, formally, grandly, gravely, grimly, imposingly, in balance, in moderation, in reason, judiciously, loftily, magisterially, majestically, moderately, nobly, prudently, regally, restrainedly, royally, sedately, serenely, seriously, sober-mindedly, sobersidedly, solemnly, somberly, soothingly, staidly, stately, steadily, subduedly, temperately, thoughtfully, tranquilly, venerably, with dignity, within bounds, within compass, within reason, worthily