English edit

Etymology edit

unsuitable +‎ -ly

Adverb edit

unsuitably (comparative more unsuitably, superlative most unsuitably)

  1. In an unsuitable manner.
    • 1882, Robert Louis Stevenson, “Samuel Pepys”, in Familiar Studies of Men & Books:
      Dearly as he loved to talk, he could not enjoy nor shine in a conversation when he thought himself unsuitably dressed.