完遂|かんすいkansui[0]heiban (flat)

1. noun, suru verb, transitive verbsuccessful execution; accomplishment; completion; fulfillment; carrying through

• Synonym遂行すいこうNeutralAbout executing tasks or duties, with the focus on the doing itself, as in 「任務を遂行する」; 「完遂」 stresses seeing the job through to the very end.
• Synonym達成たっせいNeutralAttaining a goal, as in 「目標達成」, with the focus on the result; common in both everyday speech and business.
• Synonym成就じょうじゅNeutralA wish coming true or a difficult undertaking being completed, as in 「大願成就」; 「完遂」 is about carrying a task or mission through to the end.
• Synonym貫徹かんてつNeutralCarrying a belief or policy through without wavering, as in 「初志貫徹」; the stress is on holding firm, not on finishing a task.
• Synonym果たすはたすNeutralVerb for fulfilling a duty or realizing an aim, as in 「役割を果たす」.
• Synonym完了かんりょうNeutralA procedure or piece of work coming to an end, as in 「登録完了」, with the focus on that step being over.
• Synonym実施じっしNeutralPutting something into effect, mostly for plans and exams, as in 「試験を実施する」.
• Synonym終えるおえるNeutralEveryday verb for ending or finishing something, as in 「仕事を終える」.
• Synonym遂げるとげるWrittenWritten verb for achieving one's aim, as in 「目的を遂げる」; it can also mean ending up with a certain result.
• Synonym成し遂げるなしとげるNeutralVerb for accomplishing something great, as in 「偉業を成し遂げる」, with a note of praise.
• Synonym全うするまっとうするWrittenWritten verb for living up to one's duties or seeing something through to its natural end, as in 「天寿を全うする」.
• Synonym大成たいせいNeutralCompleting a grand work after long effort, or rising to eminence in a field.
• Related実行じっこうNeutralPutting a plan or idea into action, as in 「計画を実行する」, without stressing whether you finish; 「完遂」 stresses completing to the last.
• Related完了かんりょうNeutralA procedure or piece of work coming to an end, as in 「登録完了」, with the focus on that step being over.
• RelatedなすWrittenWritten verb meaning to form or constitute something, or to accomplish it, as in 「偉業を成す」; it does not stress persistence to the end.
• Related完成かんせいNeutralA work or building being finished, with the focus on the finished product, as in 「ビルが完成する」.
• Related成功せいこうNeutralSucceeding, with the focus on a happy outcome rather than on persistence to the end.
• Related履行りこうWrittenFulfilling obligations or contracts, mostly in legal contexts, as in 「契約の履行」; 「完遂」 is about a task being carried out to the end.
• Relatedやり遂げるやりとげるNeutralEveryday verb for persisting until a job is done, as in 「最後までやり遂げる」; 「完遂」 is a written Sino-Japanese word.
• Relatedし遂げるしとげるNeutralVerb for getting something done, but less common than 「やり遂げる」 and with a slightly old-fashioned feel.
• Relatedやり抜くやりぬくNeutralVerb for gritting your teeth and sticking it out to the end, stressing perseverance, as in 「やり抜く力」.
• Related遣り通すやりとおすNeutralVerb for seeing something through from start to finish, stressing that you neither stop nor give up along the way.
• RelatedやりきるCasualColloquial verb for finishing something to the very end, with a sense of drive and satisfaction.
• RelatedしおおせるWrittenArchaic verb for bringing something to a successful end; extremely rare — say 「やり遂げる」 instead.
• RelatedしすますWrittenOld-fashioned verb for getting something done as planned; extremely rare — say 「やり遂げる」 instead.
• Relatedなし終えるなしおえるWrittenWritten verb for finishing something difficult; rare — say 「成し遂げる」 instead.
• Relatedし終えるしおえるNeutralVerb for finishing a given action, with the focus simply on it being over, not on any difficulty.
• Antonym中断ちゅうだんNeutralStopping partway through, as in 「試合が中断する」; the opposite of carrying something through to the end.
• Antonym挫折ざせつNeutralA plan or undertaking failing partway, or the experience of being discouraged, as in 「挫折を味わう」; the opposite of seeing things through.
• Antonym未達成NeutralA goal left unachieved, as in 「目標未達成」; the opposite of the full completion that 「完遂」 describes.

Use 「完遂」 in written or formal prose to say a task or mission was carried through to the end. In everyday speech say 「やり遂げる」 or 「成し遂げる」. Focus on the process of executing with 「遂行」, on attaining a goal with 「達成」, on unwavering commitment with 「貫徹」. For putting plans into action use 「実行」 or 「実施」, for finishing procedures 「完了」, for works or buildings 「完成」, for duties and contracts 「履行」 or 「果たす」. The opposites are 「未達成」, 「中断」 and 「挫折」.

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

1. 最後さいごまでやり遂とげること。