糸口を開く (いとぐちをひらく) Japanese meaning | KotomoraMeanings
1
expression, godan verb (-ku)
find a clue; get a lead; make a beginning
Used when a small hint or starting point leads to solving a problem or starting something. Often implies a breakthrough after a dead end.
を
開
い
た
。
His single remark provided a starting point for the research.
