“Cord / Rope / Searching / Inquiring” in Japanese is 索, read saku (さく). It is a Jōyō kanji taught in Japanese secondary school (junior & senior high) — the 高手 · Master tier beyond the grade 1–6 Kyōiku set, and appears in words such as 検索 (search).
What does 索 mean?
Same sound, different character — the classic trap. Compare them side by side: