sequel, n. [continuation], [conclusion], [consequence], [result], [outcome].
sequence, n. [succession], series, [following]; [result], [sequel], [consequence].
sequestered, a. [secluded].
sere, a. [dry], withered, [sear].
serenade, n. nocturne; ([burlesque]) charivari, callithump.
serene, a. [calm], placid, composed, tranquil, unruffled, unclouded.
serenity, n. [calmness], [composure], tranquillity; cloudlessness, [clearness].
serf, n. bondman, thrall, [slave], bond [servant], villein.
serfdom, n. thralldom, [slavery], [subjection], [bondage], [servitude].
serious, a. [grave], [earnest], [thoughtful], [solemn], [staid], [sober], [demure], saturnine; momentous, [important], [weighty], [grave]; [dangerous], [alarming], [critical].