WordNet: challenge

issue a challenge to; "Fischer challenged Spassky to a match"

• hypernym bid, invite

• hyponym provoke, stimulate

• hyponym counterchallenge

• hyponym call into question, oppugn, question

• hyponym impeach

• hyponym impugn

• hyponym dare, defy

• hyponym call one's bluff

• hyponym call out

• hyponym remand, remit, send back

• hyponym appeal

• hyponym action, litigate, process, sue

• hyponym litigate

challenge

• (englanti) challenge (derivationally related)

• (englanti) challenger (derivationally related)
• (suomi) haastaa (synonyymi)