のさばる

• Reading: のさばる
• Romaji: nosabaru
• Pronunciation: /no.sa.ba.ɾɯ/

Meaning

To act arrogantly; to dominate and behave without restraint; to run rampant; to spread unchecked.

A Group 1 (godan) verb typically written in hiragana. のさばる describes a person or entity that overreaches its appropriate boundaries — behaving with unearned arrogance, taking up excessive space in a social or organisational hierarchy, or simply running rampant without anyone to check them. It has a strong negative connotation and implies that the subject lacks the standing or permission to behave so freely. Often used when commenting on the unchecked spread of crime, corruption, or insufferable behaviour.

Examples

1. 組織の中で古株の社員がのさばっていると、若い人材が育ちにくい環境が生まれる。 When long-serving employees lord it over everyone in an organisation, an environment is created in which younger talent struggles to develop.
2. 詐欺業者がのさばるのを許してしまったのは、当局の規制の甘さが原因だ。 The reason fraudsters were allowed to run rampant was the laxness of the authorities' regulations.
3. あんな実力もない人間がのさばれるのは、コネと忖度がまかり通っているからだ。 The reason someone with so little ability can swagger around like that is that connections and sycophancy hold sway.

Usage Guide

Context: workplace, social commentary, crime, politics

Tone: negative

Origin & History

Etymology is uncertain, but のさばる is believed to be derived from のびさばる (to spread freely), combining 伸び (extension) and さばる (to spread/disperse). Over time the word came to describe unchecked expansion in both physical and social senses, acquiring a strongly negative connotation.

Cultural Context

Era: Contemporary

Generation: Adult

Social background: General