The word you are looking for is "beam" or "ray."
Flashlight
The word 'flashlight' is a noun; a singular, common, compound, concrete noun; a word for a thing.
candlelightfirelightflashlightheadlighthighlightlightweightlimelightmoonlightpenlightsidelightskylightspotlightstarlightstoplightsunlight
lighthouse lightweight
The noun 'flashlight' is a singular, common, compound, concrete noun; a word for a battery-operated portable electric light; a word for a thing.
Flashlight
yes because flash is one word and light is another
The word 'flashlight' is a noun; a singular, common, compound, concrete noun; a word for a thing.
ray as in a ray of light
The word is "light-year".
lantern, beacon, torch, flashlight
Column, beam, support.
Ray?
candlelightfirelightflashlightheadlighthighlightlightweightlimelightmoonlightpenlightsidelightskylightspotlightstarlightstoplightsunlight
The word "flashlight" contains the long vowel sound /aɪ/ as in the diphthong "ai." In this case, the "i" and "gh" work together to create the /aɪ/ sound. The "a" in "flash" and the "i" in "light" both contribute to this long vowel sound.
lighthouse lightweight
The noun 'flashlight' is a singular, common, compound, concrete noun; a word for a battery-operated portable electric light; a word for a thing.