| ARCHRIVAL | • archrival n. A chief rival. • arch-rival n. Alternative form of archrival. • arch␣rival n. Alternative form of archrival. |
| CORIVALRY | • corivalry n. Alternative form of corrivalry. • CORIVALRY n. rivalry. |
| CORRIVALS | • corrivals n. Plural of corrival. • corrivals v. Third-person singular simple present indicative form of corrival. • CORRIVAL v. to rival, also CORIVAL. |
| DEPRIVALS | • deprivals n. Plural of deprival. • DEPRIVAL n. deprivation. |
| NONRIVALS | • nonrivals n. Plural of nonrival. • NONRIVAL n. one who is not a rival. |
| OUTRIVALS | • outrivals v. Third-person singular simple present indicative form of outrival. • OUTRIVAL v. to outdo in rivalry. |
| RIVALISED | • rivalised v. Simple past tense and past participle of rivalise. • RIVALISE v. to enter into rivalry, also RIVALIZE. |
| RIVALISES | • rivalises v. Third-person singular simple present indicative form of rivalise. • RIVALISE v. to enter into rivalry, also RIVALIZE. |
| RIVALIZED | • rivalized v. Simple past tense and past participle of rivalize. • RIVALIZE v. to enter into rivalry, also RIVALISE. |
| RIVALIZES | • rivalizes v. Third-person singular simple present indicative form of rivalize. • RIVALIZE v. to enter into rivalry, also RIVALISE. |
| RIVALLESS | • rivalless adj. Unrivaled, lacking rivals. • RIVALLESS adj. without rivals. |
| RIVALLING | • rivalling v. (UK) present participle of rival. • RIVAL v. to strive to equal or surpass. |
| RIVALRIES | • rivalries n. Plural of rivalry. • RIVALRY n. competition, also RIVALITY. |
| RIVALROUS | • rivalrous adj. Having a relationship of rivalry. • rivalrous adj. (Economics, of a good) Which can be consumed by no more than one person at the same time. • RIVALROUS adj. relating to rivalry. |
| RIVALSHIP | • rivalship n. (Now rare). Rivalry. • rivalship n. (Fandom slang) A ship involving characters with an adversarial relationship. • RIVALSHIP n. rivalry. |
| TRIVALENT | • trivalent adj. (Inorganic chemistry) Having a valence of three. • trivalent adj. (Of a vaccine) Protecting against three different (usually flu) viruses. • trivalent n. (Genetics) Any trivalent chromosome. |
| TRIVALVED | • trivalved adj. Having three valves. • TRIVALVED adj. having three valves. |
| TRIVALVES | • trivalves n. Plural of trivalve. • TRIVALVE n. a type of shell with three valves. |
| UNRIVALED | • unrivaled adj. (American spelling) beyond compare, far surpassing any other, unparalleled, without rival. • UNRIVALED adj. without a rival, also UNRIVALLED. |