Rocky

heiluva

(easily rocked — see also unstable)

kallioinen

(abounding in, or full of, rocks)

kivikova

(like a rock — see also rigid, rocklike, solid)

kivinen

(abounding in, or full of, rocks)

kivisydäminen

(not easily affected or impressed)

kova

(not easily affected or impressed)

kova

(encountering many problems — see also difficult, troubled)