tentative

不確かな、暫定的な

確信や自信がない、またはまだ最終的に決まっていない。

やさしい英語で： Not certain or confident, or not yet finally decided.

• We have a tentative date for the trip.
• He sounded tentative about moving abroad.
• Their agreement is still tentative.

使い方： tentative about something (She was tentative about accepting the offer.)

類義語： uncertain, provisional, hesitant

反対語： certain, definite

よく使う表現： tentative plan, tentative agreement, tentative about something

ためらいがちな、おずおずとした

どう行動すべきか分からず、ためらいながらそっと慎重に行う。

やさしい英語で： Done gently and carefully because you are unsure how to act.

• She gave a tentative smile.
• He took a few tentative steps forward.
• A tentative knock came from the door.

類義語： cautious, hesitant

反対語： confident, forceful

よく使う表現： tentative steps, tentative smile, tentative touch

試験的な

うまくいくかどうか確かめるために、試しに行われる。

やさしい英語で： Done as a test to see whether something will work.

• The team adopted a tentative method.
• These tentative experiments tested the new material.
• A tentative approach helped us explore possible solutions.

類義語： experimental, exploratory

よく使う表現： tentative method, tentative experiment, tentative approach