Kanji info: 事故渋滞 — 和英／英和辞典

事

matter, thing, fact, business, reason, possibly

On'yomi: ジ (ji)、ズ (zu)

Kun'yomi: こと (koto)、つか.う (tsuka.u)、つか.える (tsuka.eru)

Radical components: ヨ一亅口

Stroke order

故

happenstance, especially, intentionally, reason, cause, circumstances, the late, therefore, consequently

On'yomi: コ (ko)

Kun'yomi: ゆえ (yue)、ふる.い (furu.i)、もと (moto)

Radical components: 乞十口攵

Stroke order

渋

astringent, hesitate, reluctant, have diarrhea

On'yomi: ジュウ (juu)、シュウ (shuu)

Kun'yomi: しぶ (shibu)、しぶ.い (shibu.i)、しぶ.る (shibu.ru)

Radical components: 冫止汁

Stroke order

滞

stagnate, be delayed, overdue, arrears

On'yomi: タイ (tai)、テイ (tei)

Kun'yomi: とどこお.る (todokoo.ru)

Radical components: 冖巾汁

Stroke order