day as in daylight
day
daydaylightdaybreakdaytime
ray as in a ray of light
con
A three-letter word ending in "ux" is "lux," which means a unit of illumination or light.
day
daydaylightdaybreakdaytime
ray as in a ray of light
air
pat
Off, as in signoff.
The three-letter word for light that is not "bright" is "dim." It refers to a low level of illumination or brightness, often creating a subdued or muted effect.
Tan is a light brown.
con
capitalize
A three-letter word ending in "ux" is "lux," which means a unit of illumination or light.
emu - demure