Aemulus

Part of speech: adjective, noun

Definitions

1. Characterized by a strong desire to match or surpass another in achievement or qualities
2. Describing someone who demonstrates a spirited competition or rivalry with others
3. Pertaining to an attitude of striving for excellence through comparison with others

Etymology: "Aemulus" is Latin, and its core meaning is "striving to equal or outdo a rival," a sense it carried from the start. The word belongs to the same family as "aemulari," "to imitate, rival, or emulate," and the Latin noun "aemulatio," rivalry or emulation, which English later borrowed as "emulation." Its ultimate origin is uncertain, though some scholars have linked it to a root meaning "to take" or "to grasp," the idea being that a rival reaches for the same prize. Latin writers used "aemulus" in a range of settings, from personal competition to political jealousy, and it could carry a note of envy or hostility, not just admiration. That tension is why the English descendant "emulate" has always hovered between praise and rivalry: to emulate someone is to copy them with a view to matching them, and the older Latin sense leaned toward the competitive side. The English adjective "emulous" comes straight from the same Latin source, and it still carries that double edge of admiring rivalry.

Synonyms: rival, competitor, emulous

Antonyms: ally, friend