後 (Kanji for afterwards / behind)

COCK: it has 3 totally different KUN-yomi - 2 of which have NO OKURIGANA to help you tell them apart!

In a pinch, you can guess the pronunciation by checking the particles:あと goes with で but のち goes with に。 Usually.

Onyomi

GO, KOU

Each time you GO see Eazy-E rap, afterwards you buy some COCAINE from him.

( xxxの ) あと ( で )	after. Usually used like this: XXXの＊あと, or simply あとで！ ★★★★★
( YYYの ) のち ( に )	after YYY (this means the same thing as あと, but sounds more like you're 50 years old. It's not formal but a bit old fashioned and / or literary) ★★☆☆☆
( ｚｚｚの ) うし*ろ ( で )	physically behind ZZZ ★★★★★

午後(ごご)	pm ★★★★★ 午 (noon) + 後 (afterwards / behind) = 午後 (pm)
最後(さいご)	last ★★★★★ 最 (most) + 後 (afterwards / behind) = 最後 (last)
後輩(こうはい)	someone younger than you in school ★★☆☆☆ 後 (afterwards / behind) + 輩 (older or younger colleague) = 後輩 (someone younger than you in school)

	Meaning	Hint	Radical
後	afterwards / behind	GO	行
終	end	STRING	糸

I GO behind you, with a garrotte STRING which ends your life.