通ずる
つうずる · tsuuzuru · JLPT N2 · noun
lead
🔑 通 = through; a road that goes through leads, runs, and opens
通 means 'through'. Something that goes through a space connects two places, so it leads, runs, or opens up.
通 — 辵 (辶) walk + 甬 yǒng (phonetic)
通 is a semantic-phonetic compound. The 辶 (chuò) component means 'walk' or 'movement', giving the meaning of going through or passing. 甬 (yǒng), originally depicting a hanging bell or a path, supplies the sound. Together they convey 'to pass through, communicate, connect'.