のんびりと の訳語→ casual lazy leisurely long peacefully slow
ぼんやりと の訳語→ absently abstraction barely blankly distant distantly dully ghostlike hazily idly indefinite listlessly miserably silently spectral vacantly
ものうげに の訳語→ drowsily languidly languorously tiredly wanly wearily
ゆったりと の訳語→ comfortably heavily loosely luxuriously relax relaxed slowly