Synonyms of testing

testing 1 of 2

adjective

ˈte-stiŋ 

as in challenging

requiring considerable physical or mental effort

beginning rock climbers should choose a less testing route to the summit

Synonyms & Similar Words

• challenging
• difficult
• rigorous
• tough
• demanding
• hard
• complicated
• formidable
• heavy
• rough
• rugged
• exacting
• arduous
• killer
• effortful
• severe
• exhausting
• strenuous
• grueling
• laborious
• intricate
• sweaty
• complex
• uphill
• tall
• painful
• backbreaking
• murderous
• pick-and-shovel
• problematic
• serious
• toilsome
• herculean
• involved
• stiff
• annoying
• trying
• elusive
• tricky
• hellacious
• bruising
• abstract
• moiling
• stressful
• stubborn
• troublesome
• Augean
• strict
• brutal
• stringent
• onerous
• labored
• abstruse
• oppressive
• tight
• thorny
• grim
• hairy
• opaque
• recondite
• insoluble
• burdensome
• irksome
• ticklish
• taxing
• bothersome
• knotty
• spiny
• distressing
• vexatious
• cruel
• grievous
• inhuman

Antonyms & Near Antonyms

• light
• simple
• easy
• soft
• cheap
• clear
• elementary
• effortless
• mindless
• facile
• achievable
• undemanding
• uncomplicated
• manageable
• doable
• smooth
• gentle
• comforting
• soothing
• relaxed
• painless
• accessible
• friendly
• user-friendly
• idiotproof

testing

2 of 2

verb

present participle of test

1

as in sampling

to put (something) to a test

please test this sample for the presence of lead

Synonyms & Similar Words

• sampling
• examining
• trying (out)
• exploring
• investigating
• researching
• studying
• checking (out)
• experimenting (with)
• retesting
• feeling (out)
• resampling

2

as in trying

to subject (a personal quality or faculty) to often excessive stress

all of these unnecessary questions are testing my patience

Synonyms & Similar Words

• trying
• stretching
• pushing
• straining
• getting (to)
• taxing
• bothering
• annoying
• irritating
• demanding
• exacting
• pressuring
• harassing
• aggravating
• gnawing (at)
• pressing
• pestering
• exasperating
• importuning
• harrying
• grating
• vexing
• agitating
• hassling
• paining
• spiting
• riling
• nettling
• galling
• peeving
• irking

Example Sentences

Recent Examples of testing

Verb

Mounting household debt is testing President Javier Milei’s support ahead of the 2027 election, as Congress weighs relief measures and critics warn his hands-off stance could alienate once-enthusiastic young voters. — Débora Rey, Los Angeles Times, 10 Sep. 2026

By means-testing communities instead of individuals, the program has a population-wide reach. — Mona Hanna, The Conversation, 10 Sep. 2026

The military has spent years testing this the hard way, and the test data is public. — Nir Goldstein, Forbes.com, 10 Sep. 2026

Their reactions to both testing positive for the BRCA2 gene mutation were especially emotional. — Lexi Carson, HollywoodReporter, 10 Sep. 2026

Hermeus is testing Ramjet-X’s ramjet engine at its HEAT facility in Jacksonville, Florida, while high-temperature structures are in development at its headquarters in El Segundo, California. — Prabhat Ranjan Mishra, Interesting Engineering, 10 Sep. 2026

Tesla is testing the Cybercab near major cities The American EV company is testing the Cybercab robotaxi in Austin, Texas, and offering early public service rides in the region as well. — Charles Singh, USA Today, 10 Sep. 2026

Researchers combed through 60,000 bone fragments excavated from the cave, identifying two dozen or so that appeared to closely resemble hominin bones and testing them to see whether the fossils contained any useful biomolecular information. — Katie Hunt, CNN Money, 9 Sep. 2026

Mice treated with the grafts also did better on tasks testing their memory and spatial learning. — Mike McRae 02, New Atlas, 3 Sep. 2026