Search for the synonym (analogous) and antonym (opposite):
Synonyms:
becall, call out,
Contrari:
unchallenging,
Dictionary:
verb
To invite (someone) to take part in a competition.
noun
The act of making a challenge.
adjective
Difficult, hard to do.
dictionary treccani.it
Synonym of the Day: apparel.
The Random Synonym:
potent, cold, most, heroic,
The most searched synonyms:
apparel, hello, goodbye, hi,