► 副詞つるつる [つるつる]
meaning: slip rank: 2☆
道は
完全に
凍りついて
ツルツルだ ⇨ The roads are completely frozen and extremely slippery
つるつる [つるつる]
meaning: smooth rank: 2☆
彼の
頭は
完全に
禿げてつるつるしている ⇨ His head is completely bald and smooth
(☛ Smooth, slippery and often shiny. Usually about a hard surface)