くさ
kusanone

Noun
Expression

1. roots of grass; places hidden from sight — figurative

この企画きかくにぴったりのライターを、草くさけてでもさがしだしてしい。
kono kikakuni pittarino raitāo kusanone waketedemo sagashidashitehoshii.
I want you to search high and low for a writer who's just right for this project. Leave no stone unturned.
Noun
Expression

2. grassroots (e.g. of a political party); rank and file

堅実けんじつくさレベルの運動うんどうきずきあげることに集中しゅうちゅうしなければならない。
kenjitsuna kusanonereberuno undōo kizukiageru kotoni shūchū shinakereba naranai.
We must focus on building a solid grass-roots movement.