plural of concern

Third-person singular simple present indicative form of concern

Showing concern. / Involved or responsible.

simple past tense and past participle of concern

Causing concern; worrying. / (obsolete) Important.

Regarding, respecting.

present participle of concern

That which one is concerned in; one's business.

(obsolete, rare) Relevance.

That which affects one’s welfare or happiness. A matter of interest to someone. / The placement of interest or worry on a subject.