'significant'はこちらの項目にも見つかりました。
英語の見出し語に対する説明:
a long way down
- appreciable
- attach importance to sth
- consequential
- dwarf
- feature
- full of meaning
- magnifying
- main point
- make a difference
- make a point
- massive
- meaningful
- meaningfully
- merest
- of importance
- operative
- other half
- preponderate
- quantum
- rite of passage
- small
- SO
- substantive
- tenuous