阻害・阻礙・阻碍|そがいsogai[0]heiban (flat)

1. noun, suru verb, transitive verbobstruction; impediment; hindrance; inhibition; blocking; check
   それは彼かれの人格じんかくを阻害そがいすることになる。↗

   It runs against his character.

• Synonym妨害ぼうがいNeutralInterference or obstruction, as in 「営業妨害」 or 「電波妨害」; not necessarily malicious. 「阻害」 focuses on holding back growth or development.
• Synonym阻むはばむNeutralA verb for blocking someone's way or holding them back; the emphasis is on stopping forward movement.
• Synonym妨げるさまたげるNeutralA native-Japanese verb meaning to hinder or disturb, as in 「睡眠を妨げる」; broad in use.
• Synonym阻止そしNeutralStopping an act from taking place; the emphasis is on checking or halting something.
• Synonym障害しょうがいNeutralAn obstacle or barrier; also disability or a malfunction. The emphasis is on the thing that gets in the way.
• Synonym遮るさえぎるNeutralA verb for blocking a view or cutting into a conversation; the emphasis is on intercepting partway.
• Synonym妨げさまたげNeutralA native-Japanese noun for an obstruction or hindrance, or the thing that causes one.
• Synonym差し支えるさしつかえるNeutralA verb for causing inconvenience or interference, as in 「差し支えない」; the emphasis is on something being a hindrance.
• Related邪魔じゃまCasualBeing in the way or disturbing someone; the most common colloquial choice, also in the greeting 「お邪魔します」.
• Related封じるふうじるNeutralA verb for sealing something shut or blocking movement; the emphasis is on leaving something unable to act.
• Related防止ぼうしNeutralPrevention, as in 「事故防止」; the emphasis is on forestalling something in advance, not obstructing it.
• Related防ぐふせぐNeutralA verb for defending against something or keeping accidents and illness from occurring; preventive rather than obstructive.
• Related害するがいするWrittenWritten/formal prose: a verb for harming or damaging, as in 「健康を害する」; the emphasis is on the damage done.
• Related拒むこばむNeutralA verb for refusing or turning away; the emphasis is on not accepting something.
• Related禁止きんしNeutralProhibiting an act; the emphasis is on something being disallowed by rule.
• Related禁じるきんじるNeutralA verb for forbidding, also in the set phrase 「禁じ得ない」; belongs to written prose.
• Related断つたつNeutralA verb for severing or cutting off; the emphasis is on breaking a connection completely.
• Related遮断しゃだんNeutralCutting off traffic, electric current, or signals; the emphasis is on stopping a flow.
• Related障るさわるNeutralA verb for being harmful or getting in the way, as in 「気に障る」; the emphasis is on irritation.
• Related封鎖ふうさNeutralSealing off roads, ports, and the like; the emphasis is on forced closure.
• Related邪魔立てじゃまだてCasualDeliberately getting in someone's way; colloquial and derogatory.
• Related差し障るさしさわるNeutralA verb for having an adverse effect, as in 「健康に差し障る」; found mainly in written prose.
• Related差し止めるさしとめるFormalFormal: to order an action stopped, such as banning publication. 「阻害」 hinders development; it does not command a halt.
• Antonym促進そくしんNeutralAntonym: promoting or driving something forward; the opposite of 「阻害」.
• Antonym助長じょちょうNeutralAntonym: fostering or aiding development; the opposite of obstruction.

Use 「阻害」 for obstructing growth or development and causing harm, as in 「成長を阻害する」. For interfering with someone's activity say 「妨害」; for stopping an act outright say 「阻止」. Among verbs, 「妨げる」 is the broad everyday choice, 「阻む」 blocks a way forward, 「遮る」 blocks a view. For casual talk, 「邪魔」 covers being in the way. 「防止」 and 「防ぐ」 are preventive, not obstructive. The antonyms 「促進」 and 「助長」 mean promoting or fostering what 「阻害」 holds back.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 阻はばんで害がいなうこと。妨さまたげて損害そんがいを与あたえること。
2. 阻はばんで害がいなう。妨さまたげて損害そんがいを与あたえる。