しょっちゅうshotchuu

1. adverbalways; all the time; constantly; frequently; often
   そのような事ことはしょっちゅう起おこる。↗

   Such a thing occurs frequently.

• SynonymいつもNeutralMeans 'always' (「いつも遅れる」), stressing a constant state; 「しょっちゅう」 stresses repeated occurrences and is more colloquial.
• Synonym絶えずたえずWrittenMeans 'constantly' (「絶えず努力する」), stressing no interruption; written/formal, while 「しょっちゅう」 is about frequent occurrence.
• Synonym始終しじゅうNeutralMeans 'always, constantly' (「始終電話してくる」); covers both a continuing state and repeated events, close to 「しょっちゅう」, which is more colloquial.
• Synonym年中ねんじゅうCasual'All year round; always' (「年中忙しい」「年中文句を言う」); common in speech, often just meaning 'always' without a literal year; very close to 「しょっちゅう」.
• Synonym四六時中しろくじちゅうNeutral'Around the clock' (「四六時中考えている」); stresses how long something continues, closer to nonstop than to frequent repetition.
• SynonymしばしばWritten'Often, repeatedly' (「しばしば見かける」); written/formal; in speech 「しょっちゅう」 or 「よく」 is more common.
• SynonymしきりにNeutral'Frequently, over and over' (「しきりに謝る」); stresses rapid repetition in a short time, and can also add an eager, intense nuance.
• SynonymちょくちょくCasualColloquial; 'now and then' (「ちょくちょく来る」), a bit lighter than 「しょっちゅう」.
• Synonym常につねにWritten'Always, constantly' (「常に注意する」); written/formal, stressing that something holds at all times.
• Synonym頻繁ひんぱんWrittenA na-adjective, usually as 「頻繁に」 (「頻繁に連絡する」); written/formal, more formal and objective than 「しょっちゅう」.
• SynonymいつでもNeutral'Any time, whenever' (「いつでも来て」); can also mean 'always' (「いつでも文句を言っている」); 「しょっちゅう」 stresses sheer frequency.
• Synonym往々おうおうWritten'Often, sometimes' (「往々にしてある」); stresses a tendency for something to happen; written/formal.
• Synonym再々さいさいWritten'Repeatedly' (「再々の催促」); close to 「再三」, written/formal; in speech 「しょっちゅう」 is more common.
• SynonymたびたびWrittenRead 「どど」 it is stiff and written-style, meaning 'repeatedly'; in everyday use read 「たびたび」, a bit more formal than 「しょっちゅう」.
• Synonym常々つねづねWritten'Always, usually' (「常々思っていた」「常々利用している」); often with verbs of thinking or saying; formal, while 「しょっちゅう」 is more colloquial.
• Synonym時々ときどきNeutral'Sometimes' (「時々雨が降る」); lower frequency than 「しょっちゅう」; common in both speech and writing.
• Synonym決まってきまってNeutral'Invariably, without fail' (「決まって遅刻する」); stresses that the same thing happens every time a situation arises.
• Related絶え間なくたえまなくNeutral'Incessantly' (「絶え間なく降る雨」); stresses that there are no gaps, while 「しょっちゅう」 is about things recurring again and again.
• Related明け暮れあけくれNeutralA noun for morning and evening, daily life; the verb 「明け暮れる」 means spending all one's time on something (「練習に明け暮れる」).
• RelatedよくNeutral'Often' (「よく遊びに来る」); the most common everyday choice, milder in tone than 「しょっちゅう」.
• RelatedちょいちょいCasualColloquial; 'now and then' (「ちょいちょい顔を出す」), lighter in feel than 「しょっちゅう」.
• Related再三さいさんNeutral'Again and again' (「再三注意した」); typically modifies deliberate acts of repeating, such as reminders, requests, confirmations and visits.
• Related間断なくかんだんなくWrittenSet phrase meaning 'continuously' (「間断なく続く」); written/formal, stressing the absence of interruption rather than high frequency.
• RelatedのべつまくなしCasualColloquial; 'endlessly, without a break' (「のべつ幕なしにしゃべる」), typically of nonstop talking but usable for other things too.
• Related引きも切らずひきもきらずWrittenSet phrase, written/formal; 'in an unending stream' (「客が引きも切らず訪れる」), typically of people or things coming one after another.
• Related年がら年中ねんがらねんじゅうCasual'All year round' (「年がら年中けんかしている」); an emphatic version of 「年中」, colloquial.
• Related度々どどWrittenRead 「どど」 it is stiff and written-style, meaning 'repeatedly'; in everyday use read 「たびたび」, a bit more formal than 「しょっちゅう」.
• Related常住坐臥じょうじゅうざがWrittenFour-character idiom meaning 'at all times, in everything you do' (「常住坐臥心がける」); written/formal.
• Related年百年中ねんびゃくねんじゅうCasual'All year round', the same meaning as 「年がら年中」 but a dated expression rarely used today.
• RelatedしきりとWritten'Frequently, repeatedly' (「しきりと話しかける」); stresses one thing after another in a short span; written/formal.
• AntonymたまにNeutralAntonym. 'Occasionally' (「たまに会う」); few occurrences, the opposite of the frequent 「しょっちゅう」.
• Antonym滅多にめったにNeutralAntonym. Takes a negative (「めったに来ない」), meaning 'rarely'; the opposite of the frequency of 「しょっちゅう」.
• Antonym稀にWrittenAntonym. 'Rarely' (「まれに起こる」); written/formal, the opposite of the frequency of 「しょっちゅう」.

Use 「しょっちゅう」 for things happening often in casual speech. For a lighter tone say 「よく」「ちょくちょく」「ちょいちょい」; in formal or written style prefer 「頻繁に」「しばしば」「常に」. For a constant state use 「いつも」; for nonstop continuity 「絶えず」「絶え間なく」; for all year round 「年中」「年がら年中」. The opposites are 「たまに」 and 「めったに」.

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

1. 同おなじことが何度なんどもくり返かえされるようす。
2. いつもそうであるようす。