つ~つ (tsu-tsu): Now ... now; alternately
~つ~つ (tsu-tsu)
Meaning
Now ... now; alternately
Formation and usage
paired V stems + つ + V stem + つ
Notation: N = noun; V dictionary = dictionary-form verb; V stem = the stem before ます; plain clause = plain-form clause; negative stem = the form before ない. Follow the attachment shown above.
Explanation
An older form used in fixed paired expressions, not freely combined verb stems.
Examples
会議の準備中、廊下を行きつ戻りつして考えた。
While preparing for the meeting, I paced back and forth in the corridor, thinking.
試験の準備中、廊下を行きつ戻りつして考えた。
While preparing for the exam, I paced back and forth in the corridor, thinking.
研修の準備中、廊下を行きつ戻りつして考えた。
While preparing for the training session, I paced back and forth in the corridor, thinking.
発表会の準備中、廊下を行きつ戻りつして考えた。
While preparing for the presentation event, I paced back and forth in the corridor, thinking.
面接の準備中、廊下を行きつ戻りつして考えた。
While preparing for the interview, I paced back and forth in the corridor, thinking.
How related patterns differ
なり~なり suggests alternatives; といわず~といわず encompasses all cases. は言わずもがな treats the first as obvious. てはばからない openly acts without restraint; ときたら often complains. つ~つ mainly occurs in fixed verb pairs.