This is the 980th most frequent Japanese word.
提案
Proposal; suggestion.
In this sentence, '提案 (teian)' is used as a noun to refer to a proposed idea or plan.
私は新しい提案を会議で述べました。
I presented a new proposal at the meeting.
Here, '提案 (teian)' is used as a part of the phrase '提案した', meaning 'proposed', functioning as a verb-like expression to describe an action.
彼が提案した方法はとても効果的です。
The method he proposed is very effective.
In this sentence, '提案 (teian)' is used to mean 'suggestions', highlighting its ability to represent recommendations or ideas for improvement.