限 (Kanji for limit)

Onyomi

GEN

Once AGAIN, the good people were stopped at the town limits and only assholes were let in.

( を　or に ) かぎ＊る

to limit
★★★★☆

限界(げんかい)

a limit ★★★★☆
限 (limit) + 界 (the world) = 限界 (a limit)

限定販売(げんていはんばい)

limited edition ★★★☆☆
限 (limit) + 定 (plan) + 販売 (sales) = 限定販売 (limited edition)

xxxに限らない(かぎらない)

not necessarily the case ★★★☆☆

it's not necessarily the case that xxx!