(out of) the corner of one's eyes; peripheral vision; residual light; light of the setting sun
remnants (of a defeated clique); rump
cotangent (of angle), written cot θ or ctg θ
cosecant (of angle), written cosec θ or csc θ
energy left over (to do sth else)
remaining evil element; surviving members (of evil former regime); dregs (of colonial administration)
cosine (of angle), written cos θ
(male) homosexuality; gay
aftermath; repercussions; fallout
residual heat; surplus heat; (fig.) old people's capacity for work
remainder; fractional part (after the decimal point); unfinished
large warship; name of warship of Wu kingdom during Spring and Autumn period
excess code (i.e. the unused bits in binary-coded decimal)
vestigial residue; a throwback (to a former age)
complementary angle (additional angle adding to 90 degrees)
remnant; leftover; tolerance (i.e. allowed error)
complement of a set S (math.); the set of all x not in set S
pleasant lingering effect; memorable stylishness; haunting tune; aftertaste (of a good wine etc)
remainder term (math); remainder; residue
balance (of an account, bill etc); surplus; remainder
unsigned remainder (i.e. the remainder after rounding to the nearest integer)
(in one's) spare time; free time; leisure time; after hours; outside working hours; amateur (historian etc); nonprofessional
the rest; the others; remaining; remainder; apart from them
remnants after a disaster; aftermath
kitchen waste; food waste (recycling)
congruent (math.); having same residue modulo some number
crumbs from the table of one's master; castoffs; bits of rubbish; idle talk; casual remarks
unnecessary; superfluous; surplus; excess; more than what is due; redundant
ample; plentiful; affluent; relaxed; comfortable circumstances
surplus; to have a surplus; extra; to have extra; odd; to have an abundance; to have (more than enough); to have enough and to spare
remnant; relic; residue; vestige; surplus; to remain; to leave surplus
after school; extracurricular
congruence (math.); equation for residue modulo some number
congruence class (of integers modulo n)
to leave room to maneuver; to leave a margin for error
seven heavenly bodies and four imaginary stars (in astrology and fengshui)
college for people who attend after work (lit.: spare-time college)
spare-time education; evening classes
hyperbolic cosecant, i.e. function cosech(x)
hyperbolic cosine or cosh (math)
leeway; latitude; room for freedom of action
richly provided for; having enough and to spare
annual budgetary surplus or deficit (accountancy)
(lit.) (may you) have abundance year after year; (an auspicious saying for the Lunar New Year)
surplus from donation (accountancy)
evil elements who have escaped eradication
to leave some leeway; to allow for the unpredictable
leisure time (over a cup of tea, after a meal etc)
after that, any remaining energy (idiom from Analects); time for extracurricular activities
supernova residue (a type of nebula)
to fall short of the best but be better than the worst; can pass muster