clear, good
bright, brilliant, harsh, intense, strong
blinding
full
In full light, you could see Alison was well over forty.

bad, dim, faint, feeble, murky, poor, weak
subdued
failing
We could hardly see the ball in the failing light.

gentle, pale, soft, watery
mellow, warm
cold, cool
in the cold light of morning

early, morning
artificial
natural
infrared, ultraviolet, UV
film that is sensitive to ultraviolet light

white, yellow, etc.
visible
candle (usually candlelight)

beam, ray
burst, flash, gleam, glimmer
There was a flash of light followed by an explosion.

patch, pool

have
Do you have enough light for reading?

generate, produce
cast, emit, give, give out, provide, shed, shine
light emitted by a star

absorb
reflect
block out
be bathed in
be sensitive to

gleam, glow, shine
come, fall, pour, stream
Light from a tall lamp fell in a pool on the desk.

fill sth, flood sth
reflect
The light reflecting off the snow was dazzling.

grow stronger, increase
fade, fail, thicken
blind sb, dazzle sb
We were momentarily blinded by the light of the sun.

catch sth
You could see the imperfections in the repair when the light caught it.

illuminate sth, light sth, light sth up

level
source
beam
therapy

against the light
She held up the letter against the light.

by the light of
They managed to see where the door was by the light of the moon.

into the light
Bring it into the light and we'll have a look at it.

in the light
The place looked calm in the golden evening light.

light from
the light from the kitchen window

(the) light at the end of the tunnel (figurative)
For the first time since the start of his treatment, we can now see light at the end of the tunnel.

the light of day (figurative)
Some of his paintings never even saw the light of day.

(at) the speed of light
Nothing can travel faster than the speed of light.

a point of light, a source of light
The lamp was the only source of light in the room.

bright
the bright lights of the city

blinking, flashing, flickering, twinkling
electric, fluorescent, gas, halogen, low-energy, neon, strip, strobe
bedside, ceiling, outside, overhead, wall
bathroom, landing, porch, etc.
street
security, warning
A warning light goes on when the battery is running low.

brake, fog, hazard, tail
The car was stopped at the side of the road with its hazard lights flashing.

landing
The pilot could just make out the runway landing lights.

disco

flick on, flip on (AmE), put on, switch on, turn on
have on
Some cars already had their lights on.

keep on, leave on
extinguish, flick off, flip off (AmE), put off, put out, shut off (AmE), switch off, turn off, turn out
turn up
dim, turn down
shine
Someone shone a light in my face.

flash
He flashed his lights to warn the oncoming cars.

be off, be on
come on, go on
The warning light came on.

go off, go out
dim
fuse
gleam, glimmer, glow, shine
flash
The blue light was flashing.

blink, flicker
The light flickered a couple of times then went out.

blind sb, dazzle sb

switch
fitting (BrE), fixture (AmE) (see also light bulb)

attempt to, try to
pause to, stop to
She paused to light another cigarette.

well
a well-lit room

badly, barely, dimly, faintly, poorly
a dimly lit street

brightly, brilliantly
softly
briefly
A gleam of pleasure briefly lit his face. (figurative)

immediately, instantly
Stacey's face immediately lit up.

suddenly
up
There was an explosion and the whole sky lit up.

by
The room was dark now, lit only by a single candle.

with (figurative)
Her face lit up with pleasure.

Light is used with these nouns as the subject:
bulb, candle, fire, flame, flare, flash, glow, lamp, lantern, light, lightning, moon, torch

Light is used with these nouns as the object:
bonfire, candle, cigar, cigarette, fire, firework, flame, fuse, gas, incense, lamp, lantern, match, pipe, room, stove, torch

be
become, get, grow, turn
It was starting to get light.
As soon as it grew light, we got up and dressed.
The sky turned light once more.

remain, stay
It stays light for so long on these summer evenings.

appear
Remember that paint shades appear lighter in full sunlight.

very
All our galleries are very light.

almost
It was almost light outside.

barely
It was barely light yet.

fairly
enough
It was not light enough to see things clearly.

still

be, feel, seem
become, get

extremely, fairly, very, etc.
reasonably, relatively
enough
The tent is light enough for backpacking and touring.

amazingly, remarkably, surprisingly
strangely, unusually
The bottle felt strangely light between my fingers.

deliciously
a deliciously light alternative to cake

be
remain
Trading volume remains light.

very
remarkably
The punishment can be remarkably light.

comparatively, fairly, quite, relatively
The traffic is usually fairly light in the afternoons.

Light is used with these nouns:
aircraft, ale, armour, banter, batter, beam, beer, blonde, blouse, blow, boot, breakfast, breeze, brown, bulb, casualty, chuckle, clothing, cloud, coat, coating, colour, comedy, complexion, cotton, cruiser, dinner, doze, drinker, drizzle, duty, duvet, engineering, entertainment, exercise, fabric, fall, fare, fitting, fixture, footstep, fragrance, freckle, frost, grey, hair, heart, housework, industry, intensity, jacket, jog, jumper, kiss, knock, laugh, load, lunch, make-up, meal, meter, mist, music, oil, opera, pastry, penalty, penetration, period, plane, pollution, pressure, purple, rail, rain, ray, reading, red, reflection, refreshment, relief, saturation, scratch, sentence, shade, shading, shawl, shoe, shopping, shove, show, shower, signal, skin, slap, sleep, smack, smoker, snack, snow, snowfall, socket, soil, source, spray, steering, step, suitcase, supper, sweat, sweater, switch, tan, tap, texture, tint, tone, touch, traffic, trance, transmission, tread, truck, verse, voice, wave, weapon, weight, wind, wine, wood, work, workout, year