守備|しゅびshubi[1]atamadaka (head-high)

1. suru verb, transitive verb, no-adjectivedefense; defence
2. noun, baseballfielding

• Synonym防御ぼうぎょNeutralWarding off attacks; common in military and competitive contexts, as in 「防御を固める」. 「守備」 is more about fielding and holding a position in baseball and the like.
• SynonymディフェンスNeutralLoanword for defense in sports such as soccer and basketball; baseball fielding is normally 「守備」.
• Synonym防衛ぼうえいWrittenWritten/formal: defense as in national defense, defending a title, or self-defense — 「防衛省」, 「タイトル防衛」, 「自己防衛」. Not used for on-field defense.
• SynonymガードNeutralLoanword covering guarding and defense — 「ボディーガード」, 「ガードが固い」 — and also the person doing the guarding; broader and more mixed in use than 「守備」.
• Synonym守りまもりCasualColloquial: protection and guarding, also an amulet; common in speech, as in 「守りを固める」. 「守備」 leans formal.
• Synonym守るまもるNeutralEveryday verb for protecting and for keeping rules and promises; much broader than 「守備」, and 「約束を守る」 cannot be replaced with 「守備」.
• Related警備けいびNeutralSecurity policing aimed at preventing incidents, as in 「警備員」; 「守備」 is defense against an opponent's attacks.
• Related守りまもりCasualColloquial: protection and guarding, also an amulet; common in speech, as in 「守りを固める」. 「守備」 leans formal.
• Related警戒けいかいNeutralVigilance and alertness against danger or disaster, with no attacking opponent necessarily involved, as in 「警戒を強める」.
• Related防護ぼうごWrittenWritten/formal: protection keeping harm or disaster from reaching people, as in 「防護服」; not used for defense in a game.
• Related固めかためCasualColloquial noun for guarding or defense, also a pledge; 「守りを固める」 uses the verb 「固める」, and 「固め」 alone is far less common than 「守備」.
• Related警護けいごWrittenWritten/formal: close protection of important people, as in 「要人警護」; 「守備」 is about holding a position.
• Related護衛ごえいWrittenWritten/formal: escorting and guarding, as in 「護衛艦」; stresses accompanying and protecting a person or convoy, which 「守備」 does not imply.
• Related防ぐふせぐNeutralVerb meaning to prevent or ward off, as in 「病気を防ぐ」; its objects can be disasters or illness, while 「守備」 is a noun focused on defending.
• Related守護しゅごWrittenWritten/formal: guarding or protection, also a historical office; carries a religious tinge for divine protection, as in 「神仏の守護」. 「守備」 is about defending.
• Related見守るみまもるNeutralVerb for watching over or keeping an eye on how things unfold, as in 「成り行きを見守る」; no sense of warding off attacks.
• Related防備ぼうびWrittenWritten/formal: defensive preparations and fortifications, as in 「防備を固める」, 「無防備」; stresses advance preparations, while 「守備」 stresses actual defending.
• Antonym攻撃こうげきNeutralAntonym: attacking, as opposed to 「守備」, as in 「攻撃と守備」; also verbal attacks or criticism.

For fielding or defending a position in baseball and similar games, use 「守備」, as in 「守備位置」. For warding off attacks, use 「防御」; for defense in sports, 「ディフェンス」; for national defense, 「防衛」; for security policing, 「警備」; for everyday protection, the verb 「守る」. The opposite of 「守備」 is 「攻撃」.

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

1. 敵てきの攻撃こうげきに備そなえて守まもること。
2. 守まもる側がわに立たつこと。