Crossword clues for the word: AMINOACIDS The word AMINOACIDS has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for AMINOACIDS Showing 1 to 8 of 8 results Clue(s) "Arginine and tryptophan, for two" Arginine and tryptophan Body builders? Lysine and tryptophan Lysine et al. Protein building blocks Protein components Tryptophan and kin