この慣習はやめなければならない。

この慣習はやめなければならない。

This custom should be done away with.

この慣習(かんしゅう)はやめなければならない。

Kono kanshū wa yamenakerebanaranai.

此の (この)

this (something or someone close to the speaker (including the speaker), or ideas expressed by the speaker)

慣習 (かんしゅう)

usual (historical) custom

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

止める (やめる)

to stop (an activity); to cease; to discontinue; to end; to quit; to cancel; to abandon; to give up; to abolish; to abstain; to refrain

Readings: カン、な.れる、な.らす

Meanings: accustomed, get used to, become experienced

Readings: シュウ、ジュ、なら.う、なら.い

Meaning: learn