LIGHTPROOF Scrabble 19 Words With Friends 21 Scrabble letter values: L1I1G2H4T1P3R1O1O1F4 = 19 Definition adjective not penetrable by light. — synonyms: light-tight Examples “lightproof containers” See all 195 words you can make from LIGHTPROOF → 10-letter words Words starting with L Words ending with F ← Unscramble different letters