Synonyms of opportunistic

opportunistic

adjective

as in aggressive

attentive to and ready to act on opportunities for personal gain or advancement

The opportunistic salesperson was always on the lookout for potential new customers.

Related Words

• aggressive
• diligent
• aspiring
• industrious
• enterprising
• dynamic
• ambitious
• eager
• hungry
• avid
• assertive
• motivated
• pushy
• pretentious
• overambitious
• venturous
• hustling
• ardent
• driving
• determined
• high-flying
• animated
• scrappy
• energetic
• venturesome
• self-assertive
• competitive
• spirited
• gung ho
• lively
• hard-driving
• impassioned
• self-seeking
• pushing
• go-getting
• vigorous
• competing
• keen
• rival
• rivalrous
• raring

Dissimilar Words

• unassertive
• unaggressive
• indifferent
• disinterested
• unambitious
• uninterested
• apathetic
• casual
• unenthusiastic
• lackadaisical
• ambitionless
• unexcited
• easygoing
• lazy
• halfhearted
• tepid
• lukewarm
• lethargic
• sluggish
• shiftless
• listless
• spiritless
• uneager
• lazyish

Example Sentences

Recent Examples of opportunistic

From self-sufficient campaigns to opportunistic criminality Defenders used individual incidents, such as supply chain intrusions, ransomware outbreaks, and phishing waves, to quantify risk for the most of the past ten years. — Chuck Brooks, Forbes.com, 28 July 2026

Broadly speaking, these kinds of stories — powered by a stop-them-before-they-kill-again clock, making their antagonists out to be finicky geniuses or horror movie monsters instead of opportunistic mediocrities — strike me as a low form of fiction. — Robert Lloyd, Los Angeles Times, 27 July 2026

Biometric authentication, such as Face ID or fingerprint recognition, generally offers stronger protection against opportunistic thieves because there’s no passcode for someone nearby to observe. — Stefanie Waldek, Travel + Leisure, 26 July 2026

In addition, stressed ecosystems, such as industrial ports, are highly vulnerable to bioinvasion because disturbances allow for fast-growing opportunistic species to establish themselves, the paper states. — Julia Jacobo, ABC News, 25 July 2026