Crossword clues for the word: ARCHAISM The word ARCHAISM has appeared as an answer to at least 7 crossword clues on different crossword puzzles. Crossword clues for ARCHAISM Showing 1 to 7 of 7 results Clue(s) """Thee,"" e.g." "Sirrah, for example." Charisma sadly is a thing of the past It was once said I should invade Arabian Gulf Obsolete word Relic from the past Thou, for one