upstream

[uhp-streem] / ˈʌpˈstrim /

ADJECTIVE

difficult

Synonyms

STRONGEST

ambitious arduous burdensome challenging crucial demanding laborious onerous painful problematic severe strenuous tough troublesome

WEAK

backbreaker bothersome difficile easier said than done effortful exacting formidable galling gargantuan hard-won heavy herculean immense intricate irritating labored no picnic not easy operose problem prohibitive rigid stiff titanic toilsome trying unyielding uphill wearisome

Antonyms

STRONGEST

easy effortless facile helpful nice trivial

WEAK

calm free friendly manageable plain simple sociable straightforward uncomplicated

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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upstream

A quick stroll upstream, a group of DJs unaffiliated with the family-friendly festival hosted a day party aimed at Gen Z and millennial attendees, perched on one of the channel’s outcrops.

From Los Angeles Times ● Jul. 13, 2026

In the update, Shell raises integrated gas and upstream production guidance while reporting a better marketing and trading performance, they write.

From The Wall Street Journal ● Jul. 7, 2026

This squeeze starts upstream on the ranch and flows straight through to your hamburger on the grill.

From MarketWatch ● Jun. 30, 2026

Further downstream, at the river's mouth, the situation is already serious: seawater has pushed about 20 kilometres upstream.

From Barron's ● Jun. 27, 2026

I swam upstream, feeling the current against me.

From "Ophelia" by Lisa Klein

upstream

Example Sentences

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